feat(DeviceBase): 发送前检查在线状态

fix: 系统总内存在特定情况下单位错误
feat: 网关定时任务性能优化

README.md

@@ -1,11 +1,18 @@
 # ThingsGateway
 
-
+[![star](https://gitee.com/ThingsGateway/ThingsGateway/badge/star.svg?theme=gvp)](https://gitee.com/ThingsGateway/ThingsGateway/stargazers) 
+[![star](https://img.shields.io/github/stars/ThingsGateway/ThingsGateway?logo=github)](https://github.com/ThingsGateway/ThingsGateway)
+[![Ask DeepWiki](https://deepwiki.com/badge.svg)](https://deepwiki.com/ThingsGateway/ThingsGateway)
+[![NuGet(ThingsGateway)](https://img.shields.io/nuget/v/ThingsGateway.Foundation.svg?label=ThingsGateway)](https://www.nuget.org/packages/ThingsGateway.Foundation/)
+[![NuGet(ThingsGateway)](https://img.shields.io/nuget/dt/ThingsGateway.Foundation.svg)](https://www.nuget.org/packages/ThingsGateway.Foundation/)
+[![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://thingsgateway.cn/docs/1)
+<a href="http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=NnBjPO-8kcNFzo_RzSbdICflb97u2O1i&authKey=V1MI3iJtpDMHc08myszP262kDykbx2Yev6ebE4Me0elTe0P0IFAmtU5l7Sy5w0jx&noverify=0&group_code=605534569">
+<img src="https://img.shields.io/badge/QQ群-605534569-red" alt="QQ">
+</a>
 
 ## Introduction
-
 
-A cross-platform, high-performance edge data collection gateway based on net9.
+A cross-platform, high-performance edge data collection gateway based on net8/10.
 
 
 ## Documentation
@@ -29,7 +36,6 @@ Account: **SuperAdmin**
 Password: **111111**
 
 
-**In the upper-right corner, switch to the IoT Gateway module in the personal popup box**
 
 ## Docker
 

README.zh-CN.md

@@ -1,8 +1,18 @@
 # ThingsGateway
 
+[![star](https://gitee.com/ThingsGateway/ThingsGateway/badge/star.svg?theme=gvp)](https://gitee.com/ThingsGateway/ThingsGateway/stargazers) 
+[![star](https://img.shields.io/github/stars/ThingsGateway/ThingsGateway?logo=github)](https://github.com/ThingsGateway/ThingsGateway)
+[![Ask DeepWiki](https://deepwiki.com/badge.svg)](https://deepwiki.com/ThingsGateway/ThingsGateway)
+[![NuGet(ThingsGateway)](https://img.shields.io/nuget/v/ThingsGateway.Foundation.svg?label=ThingsGateway)](https://www.nuget.org/packages/ThingsGateway.Foundation/)
+[![NuGet(ThingsGateway)](https://img.shields.io/nuget/dt/ThingsGateway.Foundation.svg)](https://www.nuget.org/packages/ThingsGateway.Foundation/)
+[![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://thingsgateway.cn/docs/1)
+<a href="http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=NnBjPO-8kcNFzo_RzSbdICflb97u2O1i&authKey=V1MI3iJtpDMHc08myszP262kDykbx2Yev6ebE4Me0elTe0P0IFAmtU5l7Sy5w0jx&noverify=0&group_code=605534569">
+<img src="https://img.shields.io/badge/QQ群-605534569-red" alt="QQ">
+</a>
+
 ## 介绍
 
-基于net9的跨平台高性能边缘采集网关
+基于net8/10的跨平台高性能边缘采集网关
 
 ## 文档
 
@@ -19,7 +29,6 @@
 
 密码 : **111111**
 
-**右上角个人弹出框中，切换到物联网关模块**
 
 ## Docker
 

src/Admin/ThingsGateway.Admin.Application/Job/Hardware/HardwareInfo.cs

@@ -8,7 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
-using ThingsGateway.NewLife;
+using System.ComponentModel;
+using System.Runtime;
 
 namespace ThingsGateway.Admin.Application;
 
@@ -20,10 +21,6 @@ public class HardwareInfo
     /// </summary>
     public DriveInfo DriveInfo { get; set; }
 
-    /// <summary>
-    /// 硬件信息获取
-    /// </summary>
-    public MachineInfo? MachineInfo { get; set; }
 
     /// <summary>
     /// 主机环境
@@ -40,19 +37,118 @@ public class HardwareInfo
     /// </summary>
     public string OsArchitecture { get; set; }
 
-    /// <summary>
-    /// 唯一编码
-    /// </summary>
-    public string UUID { get; set; }
 
-    /// <summary>
-    /// 进程占用内存
-    /// </summary>
-    [AutoGenerateColumn(Ignore = true)]
-    public int WorkingSet { get; set; }
+    /// <summary>系统名称</summary>
+    public String OSName { get; set; }
+
+    /// <summary>系统版本</summary>
+    public String OSVersion { get; set; }
+    public String UUID { get; set; }
+
+    /// <summary>内存总量。单位MB</summary>
+    public UInt64 Memory { get; set; }
+
+    /// <summary>可用内存。单位MB</summary>
+    public UInt64 AvailableMemory { get; set; }
+
+    /// <summary>CPU占用率</summary>
+    public Double CpuRate { get; set; }
+    public Double Battery { get; set; }
+    public Double Temperature { get; set; }
+
+
+    /// <summary>处理器型号</summary>
+    public String? Processor { get; set; }
+    #region GC与进程内存信息
+
+    /// <summary>GC 认为“内存吃紧”的阈值。单位：MB</summary>
+    [DisplayName("GC高内存阈值")]
+    public UInt64 HighMemoryLoadThreshold { get; set; }
+
+    /// <summary>GC 可用内存上限。单位：MB</summary>
+    [DisplayName("GC可用内存上限")]
+    public UInt64 TotalAvailableMemory { get; set; }
+
+    /// <summary>当前托管堆容量。单位：MB</summary>
+    [DisplayName("托管堆容量")]
+    public UInt64 HeapSize { get; set; }
+
+    /// <summary>托管堆已用内存。单位：MB</summary>
+    [DisplayName("托管堆已用")]
+    public UInt64 TotalMemory { get; set; }
+
+    /// <summary>托管堆碎片大小。单位：MB</summary>
+    [DisplayName("托管堆碎片")]
+    public UInt64 FragmentedBytes { get; set; }
+
+    /// <summary>GC识别可用内存。单位：MB</summary>
+    [DisplayName("GC识别可用内存")]
+    public UInt64 GCAvailableMemory { get; set; }
+
+    /// <summary>GC 已提交的内存。单位：MB</summary>
+    [DisplayName("GC已提交内存")]
+    public UInt64 CommittedBytes { get; set; }
+
+    /// <summary>GC 累计分配的托管内存。单位：MB</summary>
+    [DisplayName("GC累计分配")]
+    public UInt64 TotalAllocatedBytes { get; set; }
+    /// <summary>GC 暂停累计时间。单位：毫秒</summary>
+    [DisplayName("GC累计暂停时间")]
+    public UInt64 TotalPauseDurationMs { get; set; }
+    /// <summary>GC 代0收集次数</summary>
+    [DisplayName("GC Gen0 次数")]
+    public Int32 GcGen0Count { get; set; }
+
+    /// <summary>GC 代1收集次数</summary>
+    [DisplayName("GC Gen1 次数")]
+    public Int32 GcGen1Count { get; set; }
+
+    /// <summary>GC 代2收集次数</summary>
+    [DisplayName("GC Gen2 次数")]
+    public Int32 GcGen2Count { get; set; }
+
+    /// <summary>Server GC 是否启用</summary>
+    [DisplayName("是否使用Server GC")]
+    public Boolean IsServerGC { get; set; }
+
+    /// <summary>GC 延迟模式</summary>
+    [DisplayName("GC延迟模式")]
+    public GCLatencyMode? GCLatencyMode { get; set; }
+
+    /// <summary>GC 固定对象数</summary>
+    [DisplayName("固定对象数")]
+    public Int64 PinnedObjectsCount { get; set; }
+
+    /// <summary>终结队列挂起对象数</summary>
+    [DisplayName("终结挂起数")]
+    public Int64 FinalizationPendingCount { get; set; }
+
+    #endregion
+
+    #region 进程内存信息
+
+    /// <summary>进程虚拟内存使用量。单位：MB</summary>
+    [DisplayName("虚拟内存")]
+    public UInt64 VirtualMemory { get; set; }
+
+    /// <summary>进程私有内存使用量。单位：MB</summary>
+    [DisplayName("私有内存")]
+    public UInt64 PrivateMemory { get; set; }
+
+    /// <summary>进程峰值工作集。单位：MB</summary>
+    [DisplayName("峰值工作集")]
+    public UInt64 PeakWorkingSet { get; set; }
+
+    /// <summary>进程当前工作集。单位：MB</summary>
+    [DisplayName("当前工作集")]
+    public UInt64 WorkingSet { get; set; }
+
+    #endregion
 
     /// <summary>
     /// 更新时间
     /// </summary>
-    public string UpdateTime { get; set; }
+    public DateTime UpdateTime { get; set; }
+    public ulong AppRunTotalMinute { get; set; }
+    public ulong SystemRunTotalMinute { get; set; }
 }

src/Admin/ThingsGateway.Admin.Application/Job/Hardware/HardwareJob.cs

@@ -8,12 +8,10 @@
 // QQ群：605534569
 // ------------------------------------------------------------------------------
 
-using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 
 using System.Runtime.InteropServices;
 
-using ThingsGateway.Extension;
 using ThingsGateway.NewLife;
 using ThingsGateway.NewLife.Caching;
 using ThingsGateway.NewLife.Threading;
@@ -43,7 +41,7 @@ public class HardwareJob : IJob, IHardwareJob
     /// <summary>
     /// 运行信息获取
     /// </summary>
-    public HardwareInfo HardwareInfo { get; } = new();
+    public HardwareInfo HardwareInfo { get; private set; }
 
     /// <inheritdoc/>
     public HardwareInfoOptions HardwareInfoOptions { get; private set; }
@@ -76,9 +74,10 @@ public class HardwareJob : IJob, IHardwareJob
         {
             try
             {
-                if (HardwareInfo.MachineInfo == null)
+                var machine = MachineInfo.GetCurrent();
+                if (HardwareInfo == null)
                 {
-                    HardwareInfo.MachineInfo = MachineInfo.GetCurrent();
+                    HardwareInfo = machine.AdaptHardwareInfo();
 
                     string currentPath = Directory.GetCurrentDirectory();
                     DriveInfo drive = new(Path.GetPathRoot(currentPath));
@@ -88,10 +87,9 @@ public class HardwareJob : IJob, IHardwareJob
                     HardwareInfo.DriveInfo = drive;
                     HardwareInfo.OsArchitecture = Environment.OSVersion.Platform.ToString() + " " + RuntimeInformation.OSArchitecture.ToString(); // 系统架构
                     HardwareInfo.FrameworkDescription = RuntimeInformation.FrameworkDescription; // NET框架
-                    HardwareInfo.Environment = App.HostEnvironment.IsDevelopment() ? "Development" : "Production";
-                    HardwareInfo.UUID = HardwareInfo.MachineInfo.UUID;
+                    HardwareInfo.Environment = App.HostEnvironment.EnvironmentName;
 
-                    HardwareInfo.UpdateTime = TimerX.Now.ToDefaultDateTimeFormat();
+                    HardwareInfo.UpdateTime = TimerX.Now;
                 }
             }
             catch
@@ -99,9 +97,12 @@ public class HardwareJob : IJob, IHardwareJob
             }
             try
             {
-                HardwareInfo.MachineInfo.Refresh();
-                HardwareInfo.UpdateTime = TimerX.Now.ToDefaultDateTimeFormat();
-                HardwareInfo.WorkingSet = (Environment.WorkingSet / 1024.0 / 1024.0).ToInt();
+                var machine = MachineInfo.GetCurrent();
+                machine.Refresh();
+                machine.AdaptHardwareInfo(HardwareInfo);
+                HardwareInfo.AppRunTotalMinute = (ulong)Runtime.AppTickCount64 / 1000 / 60;
+                HardwareInfo.SystemRunTotalMinute = (ulong)Runtime.TickCount64 / 1000 / 60;
+                HardwareInfo.UpdateTime = TimerX.Now;
                 error = false;
             }
             catch (Exception ex)
@@ -123,10 +124,10 @@ public class HardwareJob : IJob, IHardwareJob
                             {
                                 Date = TimerX.Now,
                                 DriveUsage = (100 - (HardwareInfo.DriveInfo.TotalFreeSpace * 100.00 / HardwareInfo.DriveInfo.TotalSize)).ToInt(),
-                                Battery = (HardwareInfo.MachineInfo.Battery * 100).ToInt(),
+                                Battery = (HardwareInfo.Battery * 100).ToInt(),
                                 MemoryUsage = (HardwareInfo.WorkingSet),
-                                CpuUsage = (HardwareInfo.MachineInfo.CpuRate * 100).ToInt(),
-                                Temperature = (HardwareInfo.MachineInfo.Temperature).ToInt(),
+                                CpuUsage = (HardwareInfo.CpuRate * 100).ToInt(),
+                                Temperature = (HardwareInfo.Temperature).ToInt(),
                             };
                             await _db.InsertableT(his).ExecuteCommandAsync(stoppingToken).ConfigureAwait(false);
                             MemoryCache.Remove(CacheKey);

src/Admin/ThingsGateway.Admin.Application/Job/Hardware/HistoryHardwareInfo.cs

@@ -21,7 +21,7 @@ public class HistoryHardwareInfo
 
     /// <inheritdoc/>
     [SugarColumn(ColumnDescription = "内存")]
-    public int MemoryUsage { get; set; }
+    public UInt64 MemoryUsage { get; set; }
 
     /// <inheritdoc/>
     [SugarColumn(ColumnDescription = "CPU使用率")]

src/Admin/ThingsGateway.Admin.Application/Locales/en-US.json

@@ -21,7 +21,7 @@
     "UserNoModule": "This account has not been assigned a module. Please contact the administrator",
     "UserNull": "User {0} does not exist"
   },
-  
+
   "ThingsGateway.Admin.Application.BlazorAuthenticationHandler": {
     "UserExpire": "User expired, please login again"
   },
@@ -46,12 +46,44 @@
     "FileTypeError": "Not supported format {0}"
   },
   "ThingsGateway.Admin.Application.HardwareInfo": {
-    "Environment": "HostEnvironment",
-    "FrameworkDescription": ".NETFramework",
-    "OsArchitecture": "System Architecture",
-    "UpdateTime": "UpdateTime",
-    "UUID": "UUID"
+    "DriveInfo": "Current Disk Info",
+    "AppRunTotalMinute": "AppRunTotalMinute(min)",
+    "SystemRunTotalMinute": "SystemRunTotalMinute(min)",
+    "Environment": "Host Environment",
+    "FrameworkDescription": ".NET Framework",
+    "OsArchitecture": "OS Architecture",
+    "OSName": "OS Name",
+    "OSVersion": "OS Version",
+    "UUID": "UUID",
+    "Memory": "Total Memory",
+    "AvailableMemory": "Available Memory",
+    "CpuRate": "CPU Usage",
+    "Battery": "Battery Level",
+    "Temperature": "Temperature",
+    "Processor": "Processor Model",
+    "HighMemoryLoadThreshold": "GC High Memory Threshold",
+    "TotalAvailableMemory": "GC Total Available Memory",
+    "HeapSize": "Managed Heap Size",
+    "TotalMemory": "Managed Heap Used",
+    "FragmentedBytes": "Managed Heap Fragmented",
+    "GCAvailableMemory": "GC Available Memory",
+    "CommittedBytes": "GC Committed Bytes",
+    "TotalAllocatedBytes": "GC Total Allocated (MB)",
+    "TotalPauseDurationMs": "GC Total Pause Duration (ms)",
+    "GcGen0Count": "GC Gen0 Count",
+    "GcGen1Count": "GC Gen1 Count",
+    "GcGen2Count": "GC Gen2 Count",
+    "IsServerGC": "Server GC",
+    "GCLatencyMode": "GC Latency Mode",
+    "PinnedObjectsCount": "Pinned Objects Count",
+    "FinalizationPendingCount": "Finalization Pending Count",
+    "VirtualMemory": "Virtual Memory",
+    "PrivateMemory": "Private Memory",
+    "PeakWorkingSet": "Peak Working Set",
+    "WorkingSet": "Current Working Set",
+    "UpdateTime": "Update Time"
   },
+
   "ThingsGateway.Admin.Application.HardwareJob": {
     "GetHardwareInfoFail": "Get Hardwareinfo Fail"
   },

src/Admin/ThingsGateway.Admin.Application/Locales/zh-CN.json

@@ -46,11 +46,42 @@
     "FileTypeError": "不支持 {0} 格式"
   },
   "ThingsGateway.Admin.Application.HardwareInfo": {
+    "DriveInfo": "当前磁盘信息",
+    "AppRunTotalMinute": "软件运行时长(min)",
+    "SystemRunTotalMinute": "系统运行时长(min)",
     "Environment": "主机环境",
-    "FrameworkDescription": "NET框架",
+    "FrameworkDescription": ".NET 框架",
     "OsArchitecture": "系统架构",
-    "UpdateTime": "更新时间",
-    "UUID": "唯一编码"
+    "OSName": "系统名称",
+    "OSVersion": "系统版本",
+    "UUID": "UUID",
+    "Memory": "系统总内存",
+    "AvailableMemory": "系统可用内存",
+    "CpuRate": "CPU 占用率",
+    "Battery": "电池电量",
+    "Temperature": "温度",
+    "Processor": "处理器型号",
+    "HighMemoryLoadThreshold": "GC 高内存阈值",
+    "TotalAvailableMemory": "GC 总内存阈值",
+    "HeapSize": "托管堆容量",
+    "TotalMemory": "托管对象占用",
+    "FragmentedBytes": "托管堆碎片",
+    "GCAvailableMemory": "GC 可用内存",
+    "CommittedBytes": "GC 提交内存总量",
+    "TotalAllocatedBytes": "GC 累计分配(MB)",
+    "TotalPauseDurationMs": "GC 累计暂停时间(ms)",
+    "GcGen0Count": "GC Gen0 次数",
+    "GcGen1Count": "GC Gen1 次数",
+    "GcGen2Count": "GC Gen2 次数",
+    "IsServerGC": "Server GC",
+    "GCLatencyMode": "GC 延迟模式",
+    "PinnedObjectsCount": "固定对象数",
+    "FinalizationPendingCount": "终结挂起数",
+    "VirtualMemory": "虚拟内存",
+    "PrivateMemory": "私有内存",
+    "PeakWorkingSet": "峰值工作集",
+    "WorkingSet": "当前工作集",
+    "UpdateTime": "更新时间"
   },
   "ThingsGateway.Admin.Application.HardwareJob": {
     "GetHardwareInfoFail": "获取硬件信息出错"

src/Admin/ThingsGateway.Admin.Application/Mapper/AdminMapper.cs

@@ -10,11 +10,16 @@
 
 using Riok.Mapperly.Abstractions;
 
+using ThingsGateway.NewLife;
+
 namespace ThingsGateway.Admin.Application;
 
 [Mapper(UseDeepCloning = true, EnumMappingStrategy = EnumMappingStrategy.ByName, RequiredMappingStrategy = RequiredMappingStrategy.None)]
 public static partial class AdminMapper
 {
+    public static partial HardwareInfo AdaptHardwareInfo(this MachineInfo src);
+    public static partial void AdaptHardwareInfo(this MachineInfo src, HardwareInfo dto);
+
     public static partial LoginInput AdaptLoginInput(this OpenApiLoginInput src);
     public static partial OpenApiLoginOutput AdaptOpenApiLoginOutput(this LoginOutput src);
     public static partial SessionOutput AdaptSessionOutput(this SysUser src);

src/Admin/ThingsGateway.Admin.Application/ThingsGateway.Admin.Application.csproj

@@ -19,12 +19,14 @@
 	</ItemGroup>
 	
 	<ItemGroup>
-		<PackageReference Include="Riok.Mapperly" Version="4.2.1" ExcludeAssets="runtime" PrivateAssets="all" />
+		<PackageReference Include="Riok.Mapperly" Version="4.3.0" ExcludeAssets="runtime" PrivateAssets="all">
+		  <IncludeAssets>compile; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+		</PackageReference>
 		<PackageReference Include="Rougamo.Fody" Version="5.0.2" />
 	</ItemGroup>
 	<ItemGroup Condition=" '$(TargetFramework)' == 'net8.0' ">
 		<PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.1" />
-		<PackageReference Include="System.Formats.Asn1" Version="8.0.2" />
+		<PackageReference Include="System.Formats.Asn1" Version="9.0.10" />
 		<PackageReference Include="System.Threading.RateLimiting" Version="8.0.0" />
 
 	</ItemGroup>

src/Admin/ThingsGateway.Admin.Razor/Components/AdminTable.razor

@@ -4,8 +4,8 @@
 
 <div class="tg-table h-100">
 
-    <Table TItem="TItem" IsBordered="true" IsStriped="true" TableSize="TableSize.Compact" SelectedRows=SelectedRows SelectedRowsChanged=privateSelectedRowsChanged IsMultipleSelect="IsMultipleSelect" @ref="Instance" SearchTemplate="SearchTemplate"
-           DataService="DataService" CreateItemCallback="CreateItemCallback!" RenderMode=RenderMode
+    <Table Id=@Id TItem="TItem" IsBordered="true" IsStriped="true" TableSize="TableSize.Compact" SelectedRows=SelectedRows SelectedRowsChanged=privateSelectedRowsChanged IsMultipleSelect="IsMultipleSelect" @ref="Instance" SearchTemplate="SearchTemplate"
+           DataService="DataService" CreateItemCallback="CreateItemCallback!" RenderMode=RenderMode OnColumnCreating=OnColumnCreating
            IsPagination="IsPagination" PageItemsSource="PageItemsSource" IsFixedHeader="IsFixedHeader" IndentSize=24 RowHeight=RowHeight ShowSearchText="ShowSearchText" ShowSearchButton="ShowSearchButton" DisableEditButtonCallback="DisableEditButtonCallback" DisableDeleteButtonCallback="DisableDeleteButtonCallback" BeforeShowEditDialogCallback=" BeforeShowEditDialogCallback!"
            IsTree="IsTree" OnTreeExpand="OnTreeExpand!" TreeNodeConverter="TreeNodeConverter!" TreeIcon="fa-solid fa-circle-chevron-right" TreeExpandIcon="fa-solid fa-circle-chevron-right fa-rotate-90" IsAutoQueryFirstRender=IsAutoQueryFirstRender
            ShowDefaultButtons="ShowDefaultButtons" ShowAdvancedSearch="ShowAdvancedSearch" ShowResetButton=ShowResetButton
@@ -14,7 +14,7 @@
            ShowSkeleton="true" ShowLoading="ShowLoading" ShowSearch="ShowSearch" SearchModel=@SearchModel ShowLineNo
            SearchMode=SearchMode ShowExportPdfButton=ShowExportPdfButton ExportButtonText=@ExportButtonText
            ShowExportButton=@ShowExportButton Items=Items ClickToSelect=ClickToSelect ScrollMode=ScrollMode
-           ShowExportCsvButton=@ShowExportCsvButton ShowCardView=ShowCardView
+           ShowExportCsvButton=@ShowExportCsvButton ShowCardView=ShowCardView OnColumnVisibleChanged=OnColumnVisibleChanged
            FixedExtendButtonsColumn=FixedExtendButtonsColumn FixedMultipleColumn=FixedMultipleColumn FixedDetailRowHeaderColumn=FixedDetailRowHeaderColumn FixedLineNoColumn=FixedLineNoColumn
            IsAutoRefresh=IsAutoRefresh AutoRefreshInterval=AutoRefreshInterval
            AllowDragColumn=@AllowDragColumn Height=@Height ShowRefresh=ShowRefresh

src/Admin/ThingsGateway.Admin.Razor/Components/AdminTable.razor.cs

@@ -13,13 +13,22 @@ namespace ThingsGateway.Admin.Razor;
 [CascadingTypeParameter(nameof(TItem))]
 public partial class AdminTable<TItem> where TItem : class, new()
 {
+    /// <inheritdoc cref="Table{TItem}.OnColumnVisibleChanged"/>
+    [Parameter]
+    public Func<string, bool, Task> OnColumnVisibleChanged { get; set; }
 
+    /// <inheritdoc cref="Table{TItem}.OnColumnCreating"/>
+    [Parameter]
+    public Func<List<ITableColumn>, Task> OnColumnCreating { get; set; }
     /// <inheritdoc cref="Table{TItem}.RenderMode"/>
     [Parameter]
     public TableRenderMode RenderMode { get; set; }
 
     public List<ITableColumn> Columns => Instance?.Columns;
 
+    public IEnumerable<ITableColumn> GetVisibleColumns => Instance?.GetVisibleColumns();
+    public List<TItem> Rows => Instance?.Rows;
+
 
     /// <inheritdoc cref="Table{TItem}.SelectedRowsChanged"/>
     [Parameter]
@@ -158,6 +167,9 @@ public partial class AdminTable<TItem> where TItem : class, new()
     [Parameter]
     public IDataService<TItem> DataService { get; set; }
 
+    [Parameter]
+    public string? Id { get; set; }
+
     /// <inheritdoc cref="Table{TItem}.CreateItemCallback"/>
     [Parameter]
     public Func<TItem> CreateItemCallback { get; set; }

src/Admin/ThingsGateway.Admin.Razor/Locales/en-US.json

@@ -22,6 +22,9 @@
     "SetDefaultModule": "Set as default module"
   },
   "ThingsGateway.Admin.Razor.HardwareInfoPage": {
+    "GCMemoryInfoConfig": "GCMemoryInfoConfig(MB)",
+    "GCMemoryInfo": "GCMemoryInfo(MB)",
+    "GCAnalyzeInfo": "GCAnalyzeInfo",
     "AvailableDisk": "Available Disk",
     "AvailableMemory": "Available Memory",
     "CpuUsage": "CPU Usage",

src/Admin/ThingsGateway.Admin.Razor/Locales/zh-CN.json

@@ -22,6 +22,10 @@
     "SetDefaultModule": "设置为默认模块"
   },
   "ThingsGateway.Admin.Razor.HardwareInfoPage": {
+    "GCMemoryInfoConfig": "GC配置信息(MB)",
+    "GCMemoryInfo": "GC内存信息(MB)",
+    "GCAnalyzeInfo": "GC统计",
+
     "AvailableDisk": "可用磁盘",
     "AvailableMemory": "可用内存",
     "CpuUsage": "CPU使用率",

src/Admin/ThingsGateway.Admin.Razor/Pages/HardwareInfoPage.razor

@@ -5,131 +5,189 @@
 @using ThingsGateway.Admin.Application
 @namespace ThingsGateway.Admin.Razor
 <div class="row g-2 mx-1 form-inline">
-
-    <div class="col-12 col-md-4">
+    <div class="col-12 col-md-12">
 
         <Card IsShadow=true class="m-2 flex-fill" Color="Color.Primary">
             <HeaderTemplate>
-                @Localizer["SystemInfo"]
-            </HeaderTemplate>
-
-            <BodyTemplate>
-                <EditorFormObject IsDisplay Model="HardwareJob.HardwareInfo" ItemsPerRow="1" RowType=RowType.Inline LabelWidth="160">
-                    <FieldItems>
-                        <EditorItem @bind-Field="@context.MachineInfo">
-                            <EditTemplate Context="value">
-                                <div class="col-12  col-md-12">
-                                    <Display @bind-Value="@value.MachineInfo.OSName" DisplayText="@Localizer[nameof(value.MachineInfo.OSName)]" ShowTooltip ShowLabel=true>
-                                    </Display>
-                                </div>
-                                <div class="col-12  col-md-12">
-                                    <Display @bind-Value="@value.MachineInfo.OSVersion" DisplayText="@Localizer[nameof(value.MachineInfo.OSVersion)]" ShowTooltip ShowLabel=true>
-                                    </Display>
-                                </div>
-                            </EditTemplate>
-                        </EditorItem>
-
-                        <EditorItem @bind-Field="@context.UUID">
-                            <EditTemplate Context="value">
-                                <div class="col-12  col-md-12">
-                                    <Display @bind-Value="@value.UUID" ShowTooltip ShowLabel=true>
-                                    </Display>
-                                </div>
-
-                            </EditTemplate>
-                        </EditorItem>
-                        <EditorItem @bind-Field="@context.DriveInfo" Ignore=true>
-                        </EditorItem>
-                    </FieldItems>
-                </EditorFormObject>
-
-            </BodyTemplate>
-        </Card>
-    </div>
-    <div class="col-12 col-md-8">
-        <Card IsShadow=true class="m-2 flex-fill" Color="Color.Primary">
-            <HeaderTemplate>
-                @Localizer["HardwareInfo"]
-            </HeaderTemplate>
-
-            <BodyTemplate>
-                <div class="d-flex align-items-center justify-content-center w-100 h-100" >
-
-                    <div class="row g-2 mx-1 form-inline d-flex justify-content-center w-100">
-                        <div class="col-12 col-md-4  justify-content-center h-100" >
-                            @{
-                                var item = HardwareJob.HardwareInfo.MachineInfo.CpuRate;
-                            }
-                            <div class="d-flex flex-column align-items-center">
-                                <Circle Width="200" class="m-3"
-                                        Value=@((int)(item*100<=100?item*100:100))
-                                        Color=@((item*100>70?Color.Warning:Color.Success))
-                                        StrokeWidth="4" ShowProgress=false>
-                                    <div class="circle-hardware">
-                                        <span>
-                                            @Localizer["CpuUsage"] <i> @((item * 100).ToString("F0") + " %")</i>
-                                        </span>
-                                    </div>
-                                </Circle>
-                                <div class="mt-1">
-                                    <span>@(HardwareJob.HardwareInfo.MachineInfo.Processor)</span>
-                                </div>
-                            </div>
-                        </div>
-                        <div class="col-12 col-md-4 justify-content-center h-100">
-                            @{
-                                var availableMemory = HardwareJob.HardwareInfo.MachineInfo.AvailableMemory;
-                                var memory = HardwareJob.HardwareInfo.MachineInfo.Memory;
-                            }
-                            <div class="d-flex flex-column align-items-center ">
-                                <Circle Width="200" class="m-3"
-                                        Value=@((int)(memory>availableMemory?100 - (availableMemory * 100.00 / memory):100))
-                                        Color=@((availableMemory * 100.00 / memory<20?Color.Warning:Color.Success))
-                                        StrokeWidth="4">
-                                    <div class="circle-hardware">
-                                        <h6>   @((100 - (availableMemory * 100.00 / memory)).ToString("F2") + " %")  </h6>
-
-                                        <span>   @Localizer["WorkingSet"] <i> @(HardwareJob.HardwareInfo.WorkingSet + " MB")</i></span>
-                                        <span>   @Localizer["AvailableMemory"] <i> @((availableMemory / 1024.00 / 1024).ToString("F2") + " GB")</i></span>
-                                        <span>   @Localizer["TotalMemory"] <i> @((memory / 1024.00 / 1024).ToString("F2") + " GB")</i></span>
-
-                                    </div>
-                                </Circle>
-                                <div class="mt-1">
-                                    <span>  @Localizer["MemoryUsage"] </span>
-                                </div>
-                            </div>
-                        </div>
-                        <div class="col-12 col-md-4 justify-content-center h-100">
-                            @{
-                                var totalFreeSpace = HardwareJob.HardwareInfo.DriveInfo.TotalFreeSpace;
-                                var totalSize = HardwareJob.HardwareInfo.DriveInfo.TotalSize;
-                            }
-                            <div class="d-flex flex-column align-items-center ">
-                                <Circle Width="200" class="m-3"
-                                        Value=@((int)(totalSize>totalFreeSpace?100 - (totalFreeSpace * 100.00 / totalSize):100))
-                                        Color=@((totalFreeSpace * 100.00 / totalSize<20?Color.Warning:Color.Success))
-                                        StrokeWidth="4">
-                                    <div class="circle-hardware">
-                                        <h6>   @((100 - (totalFreeSpace * 100.00 / totalSize)).ToString("F2") + " %")</h6>
-                                        <span>   @(HardwareJob.HardwareInfo.DriveInfo.VolumeLabel) </span>
-                                        <span>   @Localizer["AvailableDisk"] <i> @((totalFreeSpace / 1024.00 / 1024 / 1024).ToString("F2") + " GB")</i></span>
-                                        <span>   @Localizer["TotalDisk"] <i> @((totalSize / 1024.00 / 1024 / 1024).ToString("F2") + " GB")</i></span>
-                                    </div>
-                                </Circle>
-                                <div class="mt-1">
-                                    <span>  @Localizer["DiskUsage"] </span>
-                                </div>
-                            </div>
-                        </div>
-                    </div>
+                <div class="d-flex justify-content-between align-items-center w-100">
+                    <span>@Localizer["SystemInfo"]</span>
+                    <small class="text-muted">
+                        @HardwareJob.HardwareInfo.UpdateTime.ToString("yyyy-MM-dd HH:mm:ss")
+                    </small>
                 </div>
+            </HeaderTemplate>
+
+            <BodyTemplate>
+                <EditorForm class="mt-3" AutoGenerateAllItem="false" IsDisplay Model="HardwareJob.HardwareInfo" ItemsPerRow=3 RowType=RowType.Inline LabelWidth=300>
+                    <FieldItems>
+
+                        <EditorItem @bind-Field="@context.OSName" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.OsArchitecture" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.OSVersion" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.Environment" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.FrameworkDescription" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.UUID" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.SystemRunTotalMinute" GroupName="@Localizer["SystemInfo"]" />
+                        <EditorItem @bind-Field="@context.AppRunTotalMinute" GroupName="@Localizer["SystemInfo"]" />
+
+
+                        <EditorItem @bind-Field="@context.Memory" GroupName="@Localizer["GCMemoryInfoConfig"]" GroupOrder=2 />
+                        <EditorItem @bind-Field="@context.TotalAvailableMemory" GroupName="@Localizer["GCMemoryInfoConfig"]" GroupOrder=2 />
+                        <EditorItem @bind-Field="@context.HighMemoryLoadThreshold" GroupName="@Localizer["GCMemoryConfig"]" GroupOrder=2 />
+
+                        <EditorItem TValue="bool" TModel="HardwareInfo" @bind-Field="@context.IsServerGC" GroupName="@Localizer["GCMemoryConfig"]" GroupOrder=2>
+                            <EditTemplate Context="value">
+                                <div class="col-12">
+                                    <h6></h6>
+                                </div>
+                            </EditTemplate>
+                        </EditorItem>
+
+                        <EditorItem @bind-Field="@context.IsServerGC" GroupName="@Localizer["GCMemoryInfoConfig"]" GroupOrder=2 />
+                        <EditorItem @bind-Field="@context.GCLatencyMode" GroupName="@Localizer["GCMemoryInfoConfig"]" GroupOrder=2 />
+
+
+                        <EditorItem @bind-Field="@context.WorkingSet" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.PrivateMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.PeakWorkingSet" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem TValue="ulong" TModel="HardwareInfo" @bind-Field="@context.HeapSize" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3>
+                            <EditTemplate Context="value">
+                                <div class="col-12">
+                                    <h6></h6>
+                                </div>
+                            </EditTemplate>
+                        </EditorItem>
+                        <EditorItem @bind-Field="@context.HeapSize" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.TotalMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.FragmentedBytes" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.CommittedBytes" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+
+                        <EditorItem TValue="ulong" TModel="HardwareInfo" @bind-Field="@context.AvailableMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3>
+                            <EditTemplate Context="value">
+                                <div class="col-12">
+                                    <h6></h6>
+                                </div>
+                            </EditTemplate>
+                        </EditorItem>
+
+                        <EditorItem @bind-Field="@context.AvailableMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.GCAvailableMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+                        <EditorItem @bind-Field="@context.VirtualMemory" GroupName="@Localizer["GCMemoryInfo"]" GroupOrder=3 />
+
+
+                        <EditorItem @bind-Field="@context.GcGen0Count" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4 />
+                        <EditorItem @bind-Field="@context.GcGen1Count" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4 />
+                        <EditorItem @bind-Field="@context.GcGen2Count" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4 />
+                        <EditorItem TValue="ulong" TModel="HardwareInfo" @bind-Field="@context.TotalAllocatedBytes" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4>
+                            <EditTemplate Context="value">
+                                <div class="col-12">
+                                    <h6></h6>
+                                </div>
+                            </EditTemplate>
+                        </EditorItem>
+
+                        <EditorItem @bind-Field="@context.TotalAllocatedBytes" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4 />
+                        <EditorItem @bind-Field="@context.TotalPauseDurationMs" GroupName="@Localizer["GCAnalyzeInfo"]" GroupOrder=4 />
+
+                    </FieldItems>
+                </EditorForm>
+
+
 
             </BodyTemplate>
         </Card>
 
     </div>
 </div>
+
+<div class="row g-2 mx-1 form-inline mt-2">
+
+    <div class="col-12 col-md-12">
+        <Card IsShadow=true class="m-2 flex-fill" Color="Color.Primary">
+            <HeaderTemplate>
+                @Localizer["HardwareInfo"]
+            </HeaderTemplate>
+
+            <BodyTemplate>
+                <div class="d-flex align-items-center justify-content-center w-100 h-100">
+                    <div class="row g-2 mx-1 form-inline d-flex justify-content-center w-100">
+                        <!-- ✅ CPU 使用率 -->
+                        <div class="col-12 col-md-4 justify-content-center h-100">
+                            @{
+                                var cpuUsage = HardwareJob.HardwareInfo.CpuRate;
+                            }
+                            <div class="d-flex flex-column align-items-center">
+                                <Circle Width="200" class="m-3"
+                                        Value=@((int)(cpuUsage*100<=100?cpuUsage*100:100))
+                                        Color=@((cpuUsage*100>70?Color.Warning:Color.Success))
+                                        StrokeWidth="4" ShowProgress=false>
+                                    <div class="circle-hardware">
+                                        <span>
+                                            @Localizer["CpuUsage"] <i>@((cpuUsage * 100).ToString("F0") + " %")</i>
+                                        </span>
+                                    </div>
+                                </Circle>
+                                <div class="mt-1">
+                                    <span>@(HardwareJob.HardwareInfo.Processor)</span>
+                                </div>
+                            </div>
+                        </div>
+
+                        <!-- ✅ 内存使用率 -->
+                        <div class="col-12 col-md-4 justify-content-center h-100">
+                            @{
+                                var availableMemory = HardwareJob.HardwareInfo.AvailableMemory;
+                                var memory = HardwareJob.HardwareInfo.Memory;
+                            }
+                            <div class="d-flex flex-column align-items-center">
+                                <Circle Width="200" class="m-3"
+                                        Value=@((int)(memory>availableMemory?100 - (availableMemory * 100.00 / memory):100))
+                                        Color=@((availableMemory * 100.00 / memory<20?Color.Warning:Color.Success))
+                                        StrokeWidth="4">
+                                    <div class="circle-hardware">
+                                        <h6>@((100 - (availableMemory * 100.00 / memory)).ToString("F2") + " %")</h6>
+                                        <span>@Localizer["WorkingSet"] <i>@(HardwareJob.HardwareInfo.WorkingSet + " MB")</i></span>
+                                        <span>@Localizer["AvailableMemory"] <i>@((availableMemory / 1024.00).ToString("F2") + " GB")</i></span>
+                                        <span>@Localizer["TotalMemory"] <i>@((memory / 1024.00).ToString("F2") + " GB")</i></span>
+                                    </div>
+                                </Circle>
+                                <div class="mt-1">
+                                    <span>@Localizer["MemoryUsage"]</span>
+                                </div>
+                            </div>
+                        </div>
+
+                        <!-- ✅ 磁盘使用率 -->
+                        <div class="col-12 col-md-4 justify-content-center h-100">
+                            @{
+                                var totalFreeSpace = HardwareJob.HardwareInfo.DriveInfo.TotalFreeSpace;
+                                var totalSize = HardwareJob.HardwareInfo.DriveInfo.TotalSize;
+                            }
+                            <div class="d-flex flex-column align-items-center">
+                                <Circle Width="200" class="m-3"
+                                        Value=@((int)(totalSize>totalFreeSpace?100 - (totalFreeSpace * 100.00 / totalSize):100))
+                                        Color=@((totalFreeSpace * 100.00 / totalSize<20?Color.Warning:Color.Success))
+                                        StrokeWidth="4">
+                                    <div class="circle-hardware">
+                                        <h6>@((100 - (totalFreeSpace * 100.00 / totalSize)).ToString("F2") + " %")</h6>
+                                        <span>@(HardwareJob.HardwareInfo.DriveInfo.VolumeLabel)</span>
+                                        <span>@Localizer["AvailableDisk"] <i>@((totalFreeSpace / 1024.00 / 1024 / 1024).ToString("F2") + " GB")</i></span>
+                                        <span>@Localizer["TotalDisk"] <i>@((totalSize / 1024.00 / 1024 / 1024).ToString("F2") + " GB")</i></span>
+                                    </div>
+                                </Circle>
+                                <div class="mt-1">
+                                    <span>@Localizer["DiskUsage"]</span>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </BodyTemplate>
+        </Card>
+    </div>
+</div>
+
+
 <div class="row g-2 mx-1 form-inline">
 
     <div class="col-12 col-md-12">
@@ -140,7 +198,7 @@
             </HeaderTemplate>
 
             <BodyTemplate>
-                <Chart @ref=LineChart OnInitAsync="OnInit" Height="var(--line-chart-height)" Width="100%" OnAfterInitAsync="()=>{chartInit=true;return Task.CompletedTask;}" />
+                <Chart @ref=LineChart OnInitAsync="OnInit" Height="var(--line-chart-height)" Width="100%" OnAfterInitAsync="() => { chartInit = true; return Task.CompletedTask; }" />
             </BodyTemplate>
         </Card>
     </div>

src/Admin/ThingsGateway.Admin.Razor/Pages/HardwareInfoPage.razor.cs

@@ -72,7 +72,7 @@ public partial class HardwareInfoPage : IDisposable
             ChartDataSource.Options.Title = Localizer[nameof(HistoryHardwareInfo)];
             ChartDataSource.Options.X.Title = Localizer["DateTime"];
             ChartDataSource.Options.Y.Title = Localizer["Data"];
-            ChartDataSource.Labels = hisHardwareInfos.Select(a => a.Date.ToString("dd HH:mm zz"));
+            ChartDataSource.Labels = hisHardwareInfos.Select(a => a.Date.ToString("dd-HH:mm"));
             ChartDataSource.Data.Add(new ChartDataset()
             {
                 Tension = 0.4f,
@@ -116,7 +116,7 @@ public partial class HardwareInfoPage : IDisposable
         else
         {
             var hisHardwareInfos = await HardwareJob.GetHistoryHardwareInfos();
-            ChartDataSource.Labels = hisHardwareInfos.Select(a => a.Date.ToString("dd HH:mm zz"));
+            ChartDataSource.Labels = hisHardwareInfos.Select(a => a.Date.ToString("dd-HH:mm"));
             ChartDataSource.Data[0].Data = hisHardwareInfos.Select(a => (object)a.CpuUsage);
             ChartDataSource.Data[1].Data = hisHardwareInfos.Select(a => (object)a.MemoryUsage);
             ChartDataSource.Data[2].Data = hisHardwareInfos.Select(a => (object)a.DriveUsage);

src/Admin/ThingsGateway.Admin.Razor/ThingsGateway.Admin.Razor.csproj

@@ -5,7 +5,7 @@
 
 	<ItemGroup>
 		<ProjectReference Include="..\ThingsGateway.Admin.Application\ThingsGateway.Admin.Application.csproj" />
-		<PackageReference Include="BootstrapBlazor.Chart" Version="9.0.3" />
+		<PackageReference Include="BootstrapBlazor.Chart" Version="9.0.4" />
 		<PackageReference Include="BootstrapBlazor.UniverSheet" Version="9.0.5" />
 		<PackageReference Include="BootstrapBlazor.WinBox" Version="9.0.7" />
 		<PackageReference Include="BootstrapBlazor.CodeEditor" Version="9.0.3" />

src/Admin/ThingsGateway.AdminServer/Program/Startup.cs

@@ -87,42 +87,45 @@ public class Startup : AppStartup
 #if NET8_0_OR_GREATER
         services
          .AddRazorComponents(options => options.TemporaryRedirectionUrlValidityDuration = TimeSpan.FromMinutes(10))
-         .AddInteractiveServerComponents(options =>
-         {
-             options.RootComponents.MaxJSRootComponents = 500;
-             options.JSInteropDefaultCallTimeout = TimeSpan.FromMinutes(2);
-             options.MaxBufferedUnacknowledgedRenderBatches = 20;
-             options.DisconnectedCircuitRetentionPeriod = TimeSpan.FromMinutes(10);
-         })
-         .AddHubOptions(options =>
-         {
-             //单个传入集线器消息的最大大小。默认 32 KB
-             options.MaximumReceiveMessageSize = 32 * 1024 * 1024;
-             //可为客户端上载流缓冲的最大项数。 如果达到此限制，则会阻止处理调用，直到服务器处理流项。
-             options.StreamBufferCapacity = 30;
-             options.ClientTimeoutInterval = TimeSpan.FromMinutes(2);
-             options.KeepAliveInterval = TimeSpan.FromSeconds(15);
-             options.HandshakeTimeout = TimeSpan.FromSeconds(30);
-         });
+            .AddInteractiveServerComponents(options =>
+            {
+                options.RootComponents.MaxJSRootComponents = 500;
+                options.JSInteropDefaultCallTimeout = TimeSpan.FromSeconds(30);
+                options.MaxBufferedUnacknowledgedRenderBatches = 5;
+                options.DisconnectedCircuitMaxRetained = 1;
+                options.DisconnectedCircuitRetentionPeriod = TimeSpan.FromSeconds(10);
+            })
+            .AddHubOptions(options =>
+            {
+                //单个传入集线器消息的最大大小。默认 32 KB
+                options.MaximumReceiveMessageSize = 32 * 1024 * 1024;
+                //可为客户端上载流缓冲的最大项数。 如果达到此限制，则会阻止处理调用，直到服务器处理流项。
+                options.StreamBufferCapacity = 30;
+                options.ClientTimeoutInterval = TimeSpan.FromSeconds(30);
+                options.KeepAliveInterval = TimeSpan.FromSeconds(15);
+                options.HandshakeTimeout = TimeSpan.FromSeconds(15);
+            });
 
 #else
 
         services.AddServerSideBlazor(options =>
-        {
-            options.RootComponents.MaxJSRootComponents = 500;
-            options.JSInteropDefaultCallTimeout = TimeSpan.FromMinutes(2);
-            options.MaxBufferedUnacknowledgedRenderBatches = 20;
-            options.DisconnectedCircuitRetentionPeriod = TimeSpan.FromMinutes(10);
-        }).AddHubOptions(options =>
-        {
-            //单个传入集线器消息的最大大小。默认 32 KB
-            options.MaximumReceiveMessageSize = 32 * 1024 * 1024;
-            //可为客户端上载流缓冲的最大项数。 如果达到此限制，则会阻止处理调用，直到服务器处理流项。
-            options.StreamBufferCapacity = 30;
-            options.ClientTimeoutInterval = TimeSpan.FromMinutes(2);
-            options.KeepAliveInterval = TimeSpan.FromSeconds(15);
-            options.HandshakeTimeout = TimeSpan.FromSeconds(30);
-        });
+             {
+                 options.RootComponents.MaxJSRootComponents = 500;
+                 options.JSInteropDefaultCallTimeout = TimeSpan.FromSeconds(30);
+                 options.MaxBufferedUnacknowledgedRenderBatches = 5;
+                 options.DisconnectedCircuitMaxRetained = 1;
+                 options.DisconnectedCircuitRetentionPeriod = TimeSpan.FromSeconds(10);
+             })
+             .AddHubOptions(options =>
+             {
+                 //单个传入集线器消息的最大大小。默认 32 KB
+                 options.MaximumReceiveMessageSize = 32 * 1024 * 1024;
+                 //可为客户端上载流缓冲的最大项数。 如果达到此限制，则会阻止处理调用，直到服务器处理流项。
+                 options.StreamBufferCapacity = 30;
+                 options.ClientTimeoutInterval = TimeSpan.FromSeconds(30);
+                 options.KeepAliveInterval = TimeSpan.FromSeconds(15);
+                 options.HandshakeTimeout = TimeSpan.FromSeconds(15);
+             });
 
 #endif
 

src/Admin/ThingsGateway.AdminServer/ThingsGateway.AdminServer.csproj

@@ -15,15 +15,11 @@
 		<PublishReadyToRunComposite>true</PublishReadyToRunComposite>
 		<ApplicationIcon>wwwroot\favicon.ico</ApplicationIcon>
 
+		<CETCompat>false</CETCompat>
+		<ServerGarbageCollection>true</ServerGarbageCollection>
 		<!--动态适用GC-->
 		<GarbageCollectionAdaptationMode>1</GarbageCollectionAdaptationMode>
-		<CETCompat>false</CETCompat>
-		<!--使用自托管线程池-->
-		<!--<UseWindowsThreadPool>false</UseWindowsThreadPool> -->
-
-		<!--使用工作站GC-->
-		<!--<ServerGarbageCollection>true</ServerGarbageCollection>-->
-
+		
 		<!--<PlatformTarget>x86</PlatformTarget>-->
 	</PropertyGroup>
 

src/Admin/ThingsGateway.Common/Common/ConcurrentList.cs

@@ -1,4 +1,4 @@
-//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
 //  此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
 //  此代码版权（除特别声明外的代码）归作者本人Diego所有
 //  源代码使用协议遵循本仓库的开源协议及附加协议
@@ -477,7 +477,7 @@ public class ConcurrentList<T> : IList<T>, IReadOnlyList<T>
     {
         lock (((ICollection)m_list).SyncRoot)
         {
-            return m_list.IndexOf(item);
+            return m_list.LastIndexOf(item);
         }
     }
 

src/Admin/ThingsGateway.Common/Localization/Json/CacheManager.cs

@@ -14,6 +14,7 @@ using System.ComponentModel.DataAnnotations;
 
 using ThingsGateway.Common.Extension;
 
+
 #if NET8_0_OR_GREATER
 using System.Collections.Frozen;
 #endif
@@ -27,7 +28,7 @@ internal class CacheManager
 {
     private IMemoryCache Cache { get; set; }
 
-    private IServiceProvider Provider { get; set; }
+    private static IServiceProvider Provider => App.RootServices;
 
     [NotNull]
     private static CacheManager? Instance { get; set; }
@@ -40,8 +41,7 @@ internal class CacheManager
     static CacheManager()
     {
         Instance = new();
-        Instance.Provider = App.RootServices;
-        Instance.Cache = Instance.Provider.GetRequiredService<IMemoryCache>();
+        Instance.Cache = Provider.GetRequiredService<IMemoryCache>();
         Options = App.RootServices.GetRequiredService<IOptions<BootstrapBlazorOptions>>().Value;
     }
 
@@ -105,37 +105,6 @@ internal class CacheManager
         }
     }
 
-    /// <summary>
-    /// 设置 App 开始时间
-    /// </summary>
-    public void SetStartTime() => SetStartTime(DateTimeOffset.Now);
-
-    /// <summary>
-    /// 设置 App 开始时间
-    /// </summary>
-    private void SetStartTime(DateTimeOffset startDateTimeOffset)
-    {
-        GetOrCreate("BootstrapBlazor_StartTime", entry =>
-        {
-            entry.Priority = CacheItemPriority.NeverRemove;
-            return startDateTimeOffset;
-        });
-    }
-
-    /// <summary>
-    /// 获取 App 开始时间
-    /// </summary>
-    /// <returns></returns>
-    public DateTimeOffset GetStartTime()
-    {
-        var ret = DateTimeOffset.MinValue;
-        if (Cache.TryGetValue("BootstrapBlazor_StartTime", out var v) && v is DateTimeOffset d)
-        {
-            ret = d;
-        }
-        return ret;
-    }
-
     /// <summary>
     /// 获得 缓存数量
     /// </summary>
@@ -236,7 +205,7 @@ internal class CacheManager
     /// <returns></returns>
     public static IStringLocalizer? CreateLocalizerByType(Type resourceSource) => resourceSource.Assembly.IsDynamic
         ? null
-        : Instance.Provider.GetRequiredService<IStringLocalizerFactory>().Create(resourceSource);
+        : Provider.GetRequiredService<IStringLocalizerFactory>().Create(resourceSource);
 
     /// <summary>
     /// 获得 <see cref="JsonLocalizationOptions"/> 值
@@ -244,7 +213,7 @@ internal class CacheManager
     /// <returns></returns>
     private static JsonLocalizationOptions GetJsonLocalizationOption()
     {
-        var localizationOptions = Instance.Provider.GetRequiredService<IOptions<JsonLocalizationOptions>>();
+        var localizationOptions = Provider.GetRequiredService<IOptions<JsonLocalizationOptions>>();
         return localizationOptions.Value;
     }
     /// <summary>
@@ -253,7 +222,7 @@ internal class CacheManager
     /// <returns></returns>
     private static BootstrapBlazorOptions GetBootstrapBlazorOption()
     {
-        var localizationOptions = Instance.Provider.GetRequiredService<IOptions<BootstrapBlazorOptions>>();
+        var localizationOptions = Provider.GetRequiredService<IOptions<BootstrapBlazorOptions>>();
         return localizationOptions.Value;
     }
     /// <summary>
@@ -269,7 +238,7 @@ internal class CacheManager
             return null;
         }
         IStringLocalizer? ret = null;
-        var factories = Instance.Provider.GetServices<IStringLocalizerFactory>();
+        var factories = Provider.GetServices<IStringLocalizerFactory>();
         var factory = factories.LastOrDefault(a => a is not JsonStringLocalizerFactory);
         if (factory != null)
         {
@@ -287,8 +256,15 @@ internal class CacheManager
     /// </summary>
     /// <param name="assembly">Assembly 程序集实例</param>
     /// <param name="typeName">类型名称</param>
-    public static IEnumerable<LocalizedString>? GetAllStringsByTypeName(Assembly assembly, string typeName)
+    public static FrozenSet<LocalizedString>? GetAllStringsByTypeName(Assembly assembly, string typeName)
         => GetJsonStringByTypeName(GetJsonLocalizationOption(), assembly, typeName, CultureInfo.CurrentUICulture.Name);
+    /// <summary>
+    /// 获取指定文化本地化资源集合
+    /// </summary>
+    /// <param name="assembly">Assembly 程序集实例</param>
+    /// <param name="typeName">类型名称</param>
+    public static FrozenDictionary<string, string>? GetAllHasValueStringsByTypeName(Assembly assembly, string typeName)
+        => GetHasValueJsonStringByTypeName(GetJsonLocalizationOption(), assembly, typeName, CultureInfo.CurrentUICulture.Name);
 
     /// <summary>
     /// 通过指定程序集获取所有本地化信息键值集合
@@ -299,7 +275,7 @@ internal class CacheManager
     /// <param name="cultureName">cultureName 未空时使用 CultureInfo.CurrentUICulture.Name</param>
     /// <param name="forceLoad">默认 false 使用缓存值 设置 true 时内部强制重新加载</param>
     /// <returns></returns>
-    public static IEnumerable<LocalizedString>? GetJsonStringByTypeName(JsonLocalizationOptions option, Assembly assembly, string typeName, string? cultureName = null, bool forceLoad = false)
+    public static FrozenSet<LocalizedString>? GetJsonStringByTypeName(JsonLocalizationOptions option, Assembly assembly, string typeName, string? cultureName = null, bool forceLoad = false)
     {
         if (assembly.IsDynamic)
         {
@@ -309,13 +285,15 @@ internal class CacheManager
         cultureName ??= CultureInfo.CurrentUICulture.Name;
         if (string.IsNullOrEmpty(cultureName))
         {
-            return [];
+            return null;
         }
 
         var key = $"{CacheKeyPrefix}-{nameof(GetJsonStringByTypeName)}-{assembly.GetUniqueName()}-{cultureName}";
+        var typeKey = $"{CacheKeyPrefix}-{nameof(GetJsonStringByTypeName)}-{assembly.GetUniqueName()}-{typeName}-{cultureName}";
         if (forceLoad)
         {
             Instance.Cache.Remove(key);
+            Instance.Cache.Remove(typeKey);
         }
 
         var localizedItems = Instance.GetOrCreate(key, entry =>
@@ -336,16 +314,77 @@ internal class CacheManager
             return items.ToHashSet();
 #endif
         });
-        return localizedItems.Where(item => item.SearchedLocation!.Equals(typeName, StringComparison.OrdinalIgnoreCase));
-    }
 
+        var typeLocalizedItems = Instance.GetOrCreate(typeKey, entry =>
+        {
+            return localizedItems.Where(item => item.SearchedLocation!.Equals(typeName, StringComparison.OrdinalIgnoreCase)).ToFrozenSet();
+        });
+        return typeLocalizedItems;
+    }
     /// <summary>
-    /// 通过 ILocalizationResolve 接口实现类获得本地化键值集合
+    /// 通过指定程序集获取所有本地化信息键值集合
     /// </summary>
-    /// <param name="typeName"></param>
-    /// <param name="includeParentCultures"></param>
+    /// <param name="option">JsonLocalizationOptions 实例</param>
+    /// <param name="assembly">Assembly 程序集实例</param>
+    /// <param name="typeName">类型名称</param>
+    /// <param name="cultureName">cultureName 未空时使用 CultureInfo.CurrentUICulture.Name</param>
+    /// <param name="forceLoad">默认 false 使用缓存值 设置 true 时内部强制重新加载</param>
     /// <returns></returns>
-    public static IEnumerable<LocalizedString> GetTypeStringsFromResolve(string typeName, bool includeParentCultures = true) => Instance.Provider.GetRequiredService<ILocalizationResolve>().GetAllStringsByType(typeName, includeParentCultures);
+    public static FrozenDictionary<string, string>? GetHasValueJsonStringByTypeName(JsonLocalizationOptions option, Assembly assembly, string typeName, string? cultureName = null, bool forceLoad = false)
+    {
+        if (assembly.IsDynamic)
+        {
+            return null;
+        }
+
+        cultureName ??= CultureInfo.CurrentUICulture.Name;
+        if (string.IsNullOrEmpty(cultureName))
+        {
+            return null;
+        }
+
+        var key = $"{CacheKeyPrefix}-{nameof(GetJsonStringByTypeName)}-{assembly.GetUniqueName()}-{cultureName}";
+
+
+        var typeKey = $"{CacheKeyPrefix}-{nameof(GetHasValueJsonStringByTypeName)}-{assembly.GetUniqueName()}-{typeName}-{cultureName}";
+        if (forceLoad)
+        {
+            Instance.Cache.Remove(key);
+            Instance.Cache.Remove(typeKey);
+        }
+
+        var localizedItems = Instance.GetOrCreate(key, entry =>
+        {
+            var sections = option.GetJsonStringFromAssembly(assembly, cultureName);
+            var items = sections.SelectMany(section => section.GetChildren().Select(kv =>
+            {
+                var value = kv.Value;
+                if (value == null && option.UseKeyWhenValueIsNull == true)
+                {
+                    value = kv.Key;
+                }
+                return new LocalizedString(kv.Key, value ?? "", false, section.Key);
+            }));
+#if NET8_0_OR_GREATER
+            return items.ToFrozenSet();
+#else
+            return items.ToHashSet();
+#endif
+        });
+
+        var typeLocalizedItems = Instance.GetOrCreate(typeKey, entry =>
+        {
+            return localizedItems.Where(item => item.SearchedLocation!.Equals(typeName, StringComparison.OrdinalIgnoreCase) && !item.ResourceNotFound).ToFrozenDictionary(a => a.Name, a => a.Value);
+        });
+        return typeLocalizedItems;
+    }
+    ///// <summary>
+    ///// 通过 ILocalizationResolve 接口实现类获得本地化键值集合
+    ///// </summary>
+    ///// <param name="typeName"></param>
+    ///// <param name="includeParentCultures"></param>
+    ///// <returns></returns>
+    //public static IEnumerable<LocalizedString> GetTypeStringsFromResolve(string typeName, bool includeParentCultures = true) => Provider.GetRequiredService<ILocalizationResolve>().GetAllStringsByType(typeName, includeParentCultures);
     #endregion
 
     #region DisplayName

src/Admin/ThingsGateway.Common/Localization/Json/JsonStringLocalizer.cs

@@ -81,50 +81,16 @@ internal class JsonStringLocalizer(Assembly assembly, string typeName, string ba
     /// <returns></returns>
     private string? GetStringSafely(string name) => GetStringFromJson(name);
 
-    private string? GetStringFromService(string name)
-    {
-        // get string from inject service
-        string? ret = null;
-        if (jsonLocalizationOptions.DisableGetLocalizerFromService == false)
-        {
-            var localizer = Utility.GetStringLocalizerFromService(Assembly, typeName);
-            if (localizer != null && localizer is not JsonStringLocalizer)
-            {
-                var l = localizer[name];
-                if (!l.ResourceNotFound)
-                {
-                    ret = l.Value;
-                }
-            }
-        }
-        return ret;
-    }
-
-    private string? GetStringFromResourceManager(string name)
-    {
-        string? ret = null;
-        if (jsonLocalizationOptions.DisableGetLocalizerFromResourceManager == false)
-        {
-            ret = GetStringSafely(name, CultureInfo.CurrentUICulture);
-        }
-        return ret;
-    }
-
     private readonly ConcurrentHashSet<string> _missingManifestCache = [];
     private string? GetStringFromJson(string name)
     {
         // get string from json localization file
-        var localizerStrings = MegerResolveLocalizers(CacheManager.GetAllStringsByTypeName(Assembly, typeName));
         var cacheKey = $"name={name}&culture={CultureInfo.CurrentUICulture.Name}";
         string? ret = null;
         if (!_missingManifestCache.Contain(cacheKey))
         {
-            var l = localizerStrings.Find(i => i.Name == name);
-            if (l is { ResourceNotFound: false })
-            {
-                ret = l.Value;
-            }
-            else
+            var localizerStrings = CacheManager.GetAllHasValueStringsByTypeName(Assembly, typeName);
+            if (localizerStrings?.TryGetValue(name, out ret) != true)
             {
                 // 如果没有找到资源信息则尝试从父类中查找
                 ret ??= GetStringFromBaseType(name);
@@ -150,28 +116,13 @@ internal class JsonStringLocalizer(Assembly assembly, string typeName, string ba
             if (baseType != type)
             {
                 var baseAssembly = baseType.Assembly;
-                var localizerStrings = MegerResolveLocalizers(CacheManager.GetAllStringsByTypeName(baseAssembly, baseType.FullName!));
-                var l = localizerStrings.Find(i => i.Name == name);
-                if (l is { ResourceNotFound: false })
-                {
-                    ret = l.Value;
-                }
+                var localizerStrings = CacheManager.GetAllHasValueStringsByTypeName(baseAssembly, baseType.FullName!);
+                _ = localizerStrings?.TryGetValue(name, out ret);
             }
         }
         return ret;
     }
 
-    private List<LocalizedString> MegerResolveLocalizers(IEnumerable<LocalizedString>? localizerStrings)
-    {
-        var localizers = new List<LocalizedString>(CacheManager.GetTypeStringsFromResolve(typeName));
-
-        if (localizerStrings != null)
-        {
-            localizers.AddRange(localizerStrings);
-        }
-        return localizers;
-    }
-
     private void HandleMissingResourceItem(string name)
     {
         localizationMissingItemHandler.HandleMissingItem(name, typeName, CultureInfo.CurrentUICulture.Name);
@@ -183,7 +134,7 @@ internal class JsonStringLocalizer(Assembly assembly, string typeName, string ba
         _missingManifestCache.TryAdd($"name={name}&culture={CultureInfo.CurrentUICulture.Name}");
     }
 
-    private List<LocalizedString>? _allLocalizerdStrings;
+    private LocalizedString[]? _allLocalizerdStrings;
 
     /// <summary>
     /// 获取当前语言的所有资源信息
@@ -198,7 +149,7 @@ internal class JsonStringLocalizer(Assembly assembly, string typeName, string ba
                 ?? GetAllStringsFromBase()
                 ?? GetAllStringsFromJson();
 
-            _allLocalizerdStrings = MegerResolveLocalizers(items);
+            _allLocalizerdStrings = items.ToArray();
         }
         return _allLocalizerdStrings;
 

src/Admin/ThingsGateway.Common/ThingsGateway.Common.csproj

@@ -14,7 +14,7 @@
 	<ItemGroup>
 		<PackageReference Include="BootstrapBlazor.TableExport" Version="9.2.7" />
 		<PackageReference Include="Yitter.IdGenerator" Version="1.0.14" />
-		<PackageReference Include="BootstrapBlazor" Version="9.11.2" />
+		<PackageReference Include="BootstrapBlazor" Version="9.11.4" />
 	</ItemGroup>
 
 	<ItemGroup>

src/Admin/ThingsGateway.NewLife.X/Collections/NonBlockingDictionary/ConcurrentDictionary/DictionaryImpl`2.cs

@@ -4,7 +4,6 @@
 
 #nullable disable
 
-using System.Collections;
 using System.Runtime.CompilerServices;
 
 namespace System.Collections.Concurrent

src/Admin/ThingsGateway.NewLife.X/Collections/NonBlockingDictionary/NonBlockingDictionary.cs

@@ -5,12 +5,10 @@
 #nullable disable
 #pragma warning disable CS8632 // The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.
 
-using System.Collections;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Runtime.CompilerServices;
-using System.Collections.Concurrent;
 
 using static System.Collections.Concurrent.DictionaryImpl;
 

src/Admin/ThingsGateway.NewLife.X/Collections/ObjectPool.cs

@@ -31,8 +31,8 @@ public class ObjectPool<T> : DisposeBase, IPool<T> where T : notnull
     /// <summary>最小个数。默认1</summary>
     public Int32 Min { get; set; } = 1;
 
-    /// <summary>空闲清理时间。最小个数之上的资源超过空闲时间时被清理，默认10s</summary>
-    public Int32 IdleTime { get; set; } = 10;
+    /// <summary>空闲清理时间。最小个数之上的资源超过空闲时间时被清理，默认60s</summary>
+    public Int32 IdleTime { get; set; } = 60;
 
     /// <summary>完全空闲清理时间。最小个数之下的资源超过空闲时间时被清理，默认0s永不清理</summary>
     public Int32 AllIdleTime { get; set; } = 0;
@@ -126,9 +126,7 @@ public class ObjectPool<T> : DisposeBase, IPool<T> where T : notnull
                 if (Max > 0 && count >= Max)
                 {
                     var msg = $"申请失败，已有 {count:n0} 达到或超过最大值 {Max:n0}";
-
                     WriteLog("Acquire Max " + msg);
-
                     throw new Exception(Name + " " + msg);
                 }
 
@@ -268,7 +266,7 @@ public class ObjectPool<T> : DisposeBase, IPool<T> where T : notnull
         {
             if (_timer != null) return;
 
-            _timer = new TimerX(Work, null, 5000, 5000) { Async = true };
+            _timer = new TimerX(Work, null, 60000, 60000) { Async = true };
         }
     }
 
@@ -281,7 +279,7 @@ public class ObjectPool<T> : DisposeBase, IPool<T> where T : notnull
         var count = 0;
 
         // 清理过期不还。避免有借没还
-        if (!_busy.IsEmpty)
+        if (AllIdleTime > 0 && !_busy.IsEmpty)
         {
             var exp = TimerX.Now.AddSeconds(-AllIdleTime);
             foreach (var item in _busy)

src/Admin/ThingsGateway.NewLife.X/Collections/ObjectPoolLock.cs

@@ -0,0 +1,216 @@
+using ThingsGateway.NewLife.Log;
+using ThingsGateway.NewLife.Reflection;
+
+namespace ThingsGateway.NewLife.Collections;
+
+/// <summary>资源池。支持空闲释放，主要用于数据库连接池和网络连接池</summary>
+/// <remarks>
+/// 文档 https://newlifex.com/core/object_pool
+/// </remarks>
+/// <typeparam name="T"></typeparam>
+public class ObjectPoolLock<T> : DisposeBase where T : class
+{
+    #region 属性
+    /// <summary>名称</summary>
+    public String Name { get; set; }
+
+    private Int32 _FreeCount;
+    /// <summary>空闲个数</summary>
+    public Int32 FreeCount => _FreeCount;
+
+    private Int32 _BusyCount;
+    /// <summary>繁忙个数</summary>
+    public Int32 BusyCount => _BusyCount;
+
+    /// <summary>基础空闲集合。只保存最小个数，最热部分</summary>
+    private readonly Stack<T> _free = new();
+
+    /// <summary>借出去的放在这</summary>
+    private readonly HashSet<T> _busy = new();
+
+    //private readonly Object SyncRoot = new();
+    #endregion
+
+    #region 构造
+    /// <summary>实例化一个资源池</summary>
+    public ObjectPoolLock()
+    {
+        var str = GetType().Name;
+        if (str.Contains('`')) str = str.Substring(null, "`");
+        if (str != "Pool")
+            Name = str;
+        else
+            Name = $"Pool<{typeof(T).Name}>";
+
+    }
+    ~ObjectPoolLock()
+    {
+        this.TryDispose();
+    }
+    /// <summary>销毁</summary>
+    /// <param name="disposing"></param>
+    protected override void Dispose(Boolean disposing)
+    {
+        base.Dispose(disposing);
+
+        WriteLog($"Dispose {typeof(T).FullName} FreeCount={FreeCount:n0} BusyCount={BusyCount:n0}");
+
+        Clear();
+    }
+
+    private volatile Boolean _inited;
+    private void Init()
+    {
+        if (_inited) return;
+
+        lock (lockThis)
+        {
+            if (_inited) return;
+            _inited = true;
+
+            WriteLog($"Init {typeof(T).FullName}");
+        }
+    }
+    #endregion
+
+    #region 主方法
+    /// <summary>借出</summary>
+    /// <returns></returns>
+    public virtual T Get()
+    {
+        T? pi = null;
+        do
+        {
+            lock (lockThis)
+            {
+                if (_free.Count > 0)
+                {
+                    pi = _free.Pop();
+                    _FreeCount--;
+                }
+                else
+                {
+                    pi = OnCreate();
+                    if (BusyCount == 0) Init();
+
+#if DEBUG
+                    WriteLog("Acquire Create Free={0} Busy={1}", FreeCount, BusyCount + 1);
+#endif
+                }
+            }
+
+            // 如果拿到的对象不可用，则重新借
+        } while (pi == null || !OnGet(pi));
+
+        lock (lockThis)
+        {
+            // 加入繁忙集合
+            _busy.Add(pi);
+
+            _BusyCount++;
+        }
+        return pi;
+    }
+
+    /// <summary>借出时是否可用</summary>
+    /// <param name="value"></param>
+    /// <returns></returns>
+    protected virtual Boolean OnGet(T value) => true;
+
+    /// <summary>归还</summary>
+    /// <param name="value"></param>
+    public virtual Boolean Return(T value)
+    {
+        if (value == null) return false;
+        lock (lockThis)
+        {
+            // 从繁忙队列找到并移除缓存项
+            if (!_busy.Remove(value))
+            {
+#if DEBUG
+                WriteLog("Return Error");
+#endif
+
+                return false;
+            }
+
+            _BusyCount--;
+        }
+
+        // 是否可用
+        if (!OnReturn(value))
+        {
+            return false;
+        }
+
+        if (value is DisposeBase db && db.Disposed)
+        {
+            return false;
+        }
+        lock (lockThis)
+        {
+            _free.Push(value);
+            _FreeCount++;
+        }
+
+        return true;
+    }
+
+    /// <summary>归还时是否可用</summary>
+    /// <param name="value"></param>
+    /// <returns></returns>
+    protected virtual Boolean OnReturn(T value) => true;
+
+    /// <summary>清空已有对象</summary>
+    public virtual Int32 Clear()
+    {
+        lock (lockThis)
+        {
+            var count = _FreeCount + _BusyCount;
+
+            while (_free.Count > 0)
+            {
+                var pi = _free.Pop();
+                OnDispose(pi);
+            }
+
+            _FreeCount = 0;
+
+            foreach (var item in _busy)
+            {
+                OnDispose(item);
+            }
+            _busy.Clear();
+            _BusyCount = 0;
+            return count;
+        }
+
+    }
+
+    /// <summary>销毁</summary>
+    /// <param name="value"></param>
+    protected virtual void OnDispose(T? value) => value.TryDispose();
+    #endregion
+
+    #region 重载
+    /// <summary>创建实例</summary>
+    /// <returns></returns>
+    protected virtual T? OnCreate() => (T?)typeof(T).CreateInstance();
+    #endregion
+    protected object lockThis = new();
+
+    #region 日志
+    /// <summary>日志</summary>
+    public ILog Log { get; set; } = Logger.Null;
+
+    /// <summary>写日志</summary>
+    /// <param name="format"></param>
+    /// <param name="args"></param>
+    public void WriteLog(String format, params Object?[] args)
+    {
+        if (Log?.Enable != true) return;
+
+        Log.Info(Name + "." + format, args);
+    }
+    #endregion
+}

src/Admin/ThingsGateway.NewLife.X/Collections/ValueStopwatch.cs

@@ -0,0 +1,48 @@
+namespace ThingsGateway.NewLife.Collections;
+
+
+using System;
+using System.Diagnostics;
+
+internal struct ValueStopwatch
+{
+#if !NET7_0_OR_GREATER
+    private static readonly double TimestampToTicks = TimeSpan.TicksPerSecond / (double)Stopwatch.Frequency;
+#endif
+
+    private readonly long _startTimestamp;
+
+    public bool IsActive => _startTimestamp != 0;
+
+    private ValueStopwatch(long startTimestamp)
+    {
+        _startTimestamp = startTimestamp;
+    }
+
+    public static ValueStopwatch StartNew() => new ValueStopwatch(Stopwatch.GetTimestamp());
+
+    public static TimeSpan GetElapsedTime(long startingTimestamp, long endingTimestamp)
+    {
+#if !NET7_0_OR_GREATER
+        var timestampDelta = endingTimestamp - startingTimestamp;
+        var ticks = (long)(TimestampToTicks * timestampDelta);
+        return new TimeSpan(ticks);
+#else
+        return Stopwatch.GetElapsedTime(startingTimestamp, endingTimestamp);
+#endif
+    }
+
+    public TimeSpan GetElapsedTime()
+    {
+        // Start timestamp can't be zero in an initialized ValueStopwatch. It would have to be literally the first thing executed when the machine boots to be 0.
+        // So it being 0 is a clear indication of default(ValueStopwatch)
+        if (!IsActive)
+        {
+            throw new InvalidOperationException("An uninitialized, or 'default', ValueStopwatch cannot be used to get elapsed time.");
+        }
+
+        var end = Stopwatch.GetTimestamp();
+
+        return GetElapsedTime(_startTimestamp, end);
+    }
+}

src/Admin/ThingsGateway.NewLife.X/Common/ExpiringDictionary.cs

@@ -62,7 +62,7 @@ public class ExpiringDictionary<TKey, TValue> : IDisposable
         this.comparer = comparer;
         _dict = new NonBlockingDictionary<TKey, CacheItem>(comparer);
 
-        _cleanupTimer = new TimerX(TimerClear, null, 10000, 10000) { Async = true };
+        _cleanupTimer = new TimerX(TimerClear, null, 60000, 60000) { Async = true };
     }
 
     public bool TryAdd(TKey key, TValue value)

src/Admin/ThingsGateway.NewLife.X/Common/LinkedCancellationTokenSourceCache.cs

@@ -8,7 +8,7 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
-namespace ThingsGateway.Foundation;
+namespace ThingsGateway.NewLife;
 
 public class LinkedCancellationTokenSourceCache : IDisposable
 {
@@ -63,6 +63,7 @@ public class LinkedCancellationTokenSourceCache : IDisposable
             _cachedCts?.Dispose();
             _cachedCts = null!;
         }
+        GC.SuppressFinalize(this);
     }
 }
 

src/Admin/ThingsGateway.NewLife.X/Common/MachineInfo.cs

@@ -1,23 +1,27 @@
 using System.ComponentModel;
+using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Net.NetworkInformation;
 using System.Reflection;
+using System.Runtime;
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
 using System.Security;
 
 using ThingsGateway.NewLife.Collections;
-using ThingsGateway.NewLife.Data;
 using ThingsGateway.NewLife.Log;
 using ThingsGateway.NewLife.Model;
 using ThingsGateway.NewLife.Reflection;
 using ThingsGateway.NewLife.Serialization;
 using ThingsGateway.NewLife.Windows;
 
+
 #if NETFRAMEWORK
 using System.Management;
 
 using Microsoft.VisualBasic.Devices;
+
+
 #endif
 #if NETFRAMEWORK || NET6_0_OR_GREATER
 using Microsoft.Win32;
@@ -42,7 +46,7 @@ public interface IMachineInfo
 /// 
 /// 刷新信息成本较高，建议采用单例模式
 /// </remarks>
-public class MachineInfo : IExtend
+public class MachineInfo
 {
     #region 属性
     /// <summary>系统名称</summary>
@@ -88,11 +92,11 @@ public class MachineInfo : IExtend
     [DisplayName("磁盘序列号")]
     public String? DiskID { get; set; }
 
-    /// <summary>内存总量。单位KB</summary>
+    /// <summary>内存总量。单位MB</summary>
     [DisplayName("内存总量")]
     public UInt64 Memory { get; set; }
 
-    /// <summary>可用内存。单位KB</summary>
+    /// <summary>可用内存。单位MB</summary>
     [DisplayName("可用内存")]
     public UInt64 AvailableMemory { get; set; }
 
@@ -116,13 +120,98 @@ public class MachineInfo : IExtend
     [DisplayName("电池剩余")]
     public Double Battery { get; set; }
 
-    private readonly Dictionary<String, Object?> _items = [];
-    IDictionary<String, Object?> IExtend.Items => _items;
+#if NET6_0_OR_GREATER
+    #region GC与进程内存信息
+
+    /// <summary>GC 认为“内存吃紧”的阈值。单位：MB</summary>
+    [DisplayName("GC高内存阈值")]
+    public UInt64 HighMemoryLoadThreshold { get; set; }
+
+    /// <summary>GC 可用内存上限。单位：MB</summary>
+    [DisplayName("GC可用内存上限")]
+    public UInt64 TotalAvailableMemory { get; set; }
+
+    /// <summary>当前托管堆容量。单位：MB</summary>
+    [DisplayName("托管堆容量")]
+    public UInt64 HeapSize { get; set; }
+
+    /// <summary>托管堆已用内存。单位：MB</summary>
+    [DisplayName("托管堆已用")]
+    public UInt64 TotalMemory { get; set; }
+
+    /// <summary>托管堆碎片大小。单位：MB</summary>
+    [DisplayName("托管堆碎片")]
+    public UInt64 FragmentedBytes { get; set; }
+
+    /// <summary>GC识别可用内存。单位：MB</summary>
+    [DisplayName("GC识别可用内存")]
+    public UInt64 GCAvailableMemory { get; set; }
+
+    /// <summary>GC 已提交的内存。单位：MB</summary>
+    [DisplayName("GC已提交内存")]
+    public UInt64 CommittedBytes { get; set; }
+
+    /// <summary>GC 累计分配的托管内存。单位：MB</summary>
+    [DisplayName("GC累计分配")]
+    public UInt64 TotalAllocatedBytes { get; set; }
+#if NET8_0_OR_GREATER
+    /// <summary>GC 暂停累计时间。单位：毫秒</summary>
+    [DisplayName("GC累计暂停时间")]
+    public UInt64 TotalPauseDurationMs { get; set; }
+#endif
+    /// <summary>GC 代0收集次数</summary>
+    [DisplayName("GC Gen0 次数")]
+    public Int32 GcGen0Count { get; set; }
+
+    /// <summary>GC 代1收集次数</summary>
+    [DisplayName("GC Gen1 次数")]
+    public Int32 GcGen1Count { get; set; }
+
+    /// <summary>GC 代2收集次数</summary>
+    [DisplayName("GC Gen2 次数")]
+    public Int32 GcGen2Count { get; set; }
+
+    /// <summary>Server GC 是否启用</summary>
+    [DisplayName("是否使用Server GC")]
+    public Boolean IsServerGC { get; set; }
+
+    /// <summary>GC 延迟模式</summary>
+    [DisplayName("GC延迟模式")]
+    public GCLatencyMode? GCLatencyMode { get; set; }
+
+    /// <summary>GC 固定对象数</summary>
+    [DisplayName("固定对象数")]
+    public Int64 PinnedObjectsCount { get; set; }
+
+    /// <summary>终结队列挂起对象数</summary>
+    [DisplayName("终结挂起数")]
+    public Int64 FinalizationPendingCount { get; set; }
+
+    #endregion
+
+    #region 进程内存信息
+
+    /// <summary>进程虚拟内存使用量。单位：MB</summary>
+    [DisplayName("虚拟内存")]
+    public UInt64 VirtualMemory { get; set; }
+
+    /// <summary>进程私有内存使用量。单位：MB</summary>
+    [DisplayName("私有内存")]
+    public UInt64 PrivateMemory { get; set; }
+
+    /// <summary>进程峰值工作集。单位：MB</summary>
+    [DisplayName("峰值工作集")]
+    public UInt64 PeakWorkingSet { get; set; }
+
+    /// <summary>进程当前工作集。单位：MB</summary>
+    [DisplayName("当前工作集")]
+    public UInt64 WorkingSet { get; set; }
+
+    #endregion
+
+#endif
+
 
-    /// <summary>获取 或 设置 扩展属性数据</summary>
-    /// <param name="key"></param>
-    /// <returns></returns>
-    public Object? this[String key] { get => _items.TryGetValue(key, out var obj) ? obj : null; set => _items[key] = value; }
     #endregion
 
     #region 全局静态
@@ -323,7 +412,7 @@ public class MachineInfo : IExtend
 #if NETFRAMEWORK || WINDOWS
         {
             var ci = new Microsoft.VisualBasic.Devices.ComputerInfo();
-            Memory = (ulong)(ci.TotalPhysicalMemory / 1024.0);
+            Memory = (ulong)(ci.TotalPhysicalMemory / 1024.0 / 1024.0);
         }
 #endif
 
@@ -543,7 +632,7 @@ public class MachineInfo : IExtend
             //if (dic2.TryGetValue("Model Name", out str)) Product = str;
             if (dic.TryGetValue("Model Identifier", out var str)) Product = str;
             if (dic.TryGetValue("Processor Name", out str)) Processor = str;
-            if (dic.TryGetValue("Memory", out str)) Memory = (UInt64)str.TrimEnd("GB").Trim().ToLong() * 1024 * 1024;
+            if (dic.TryGetValue("Memory", out str)) Memory = (UInt64)str.TrimEnd("GB").Trim().ToLong() * 1024;
             if (dic.TryGetValue("Serial Number (system)", out str)) Serial = str;
             if (dic.TryGetValue("Hardware UUID", out str)) UUID = str;
             if (dic.TryGetValue("Processor Name", out str)) Processor = str;
@@ -569,10 +658,50 @@ public class MachineInfo : IExtend
         else if (Runtime.Linux)
             RefreshLinux();
 
+        // 刷新 GC 与进程内存信息
+        RefreshMemoryInfo();
+
         RefreshSpeed();
 
         Provider?.Refresh(this);
     }
+    /// <summary>
+    /// 刷新 GC 与进程内存相关信息
+    /// </summary>
+    private void RefreshMemoryInfo()
+    {
+#if NET6_0_OR_GREATER
+        var info = GC.GetGCMemoryInfo();
+        var proc = Process.GetCurrentProcess();
+
+        // GC 信息（单位：MB）
+        HighMemoryLoadThreshold = (ulong)(info.HighMemoryLoadThresholdBytes / 1024 / 1024);
+        TotalAvailableMemory = (ulong)(info.TotalAvailableMemoryBytes / 1024 / 1024);
+        HeapSize = (ulong)(info.HeapSizeBytes / 1024 / 1024);
+        TotalMemory = (ulong)(GC.GetTotalMemory(false) / 1024 / 1024);
+        FragmentedBytes = (ulong)(info.FragmentedBytes / 1024 / 1024);
+        GCAvailableMemory = (ulong)Math.Max(0, (info.TotalAvailableMemoryBytes - info.MemoryLoadBytes) / 1024 / 1024);
+        CommittedBytes = (ulong)(info.TotalCommittedBytes / 1024 / 1024);
+        TotalAllocatedBytes = (ulong)(GC.GetTotalAllocatedBytes(false) / 1024 / 1024);
+#if NET8_0_OR_GREATER
+        TotalPauseDurationMs = (ulong)GC.GetTotalPauseDuration().TotalMilliseconds;
+#endif
+        GcGen0Count = GC.CollectionCount(0);
+        GcGen1Count = GC.CollectionCount(1);
+        GcGen2Count = GC.CollectionCount(2);
+        IsServerGC = System.Runtime.GCSettings.IsServerGC;
+        GCLatencyMode = System.Runtime.GCSettings.LatencyMode;
+        PinnedObjectsCount = info.PinnedObjectsCount;
+        FinalizationPendingCount = info.FinalizationPendingCount;
+
+        // 进程信息（单位：MB）
+        VirtualMemory = (ulong)(proc.VirtualMemorySize64 / 1024 / 1024);
+        PrivateMemory = (ulong)(proc.PrivateMemorySize64 / 1024 / 1024);
+        PeakWorkingSet = (ulong)(proc.PeakWorkingSet64 / 1024 / 1024);
+        WorkingSet = (ulong)(proc.WorkingSet64 / 1024 / 1024);
+
+#endif
+    }
 
     private void RefreshWindows()
     {
@@ -580,8 +709,8 @@ public class MachineInfo : IExtend
         ms.Init();
         if (GlobalMemoryStatusEx(ref ms))
         {
-            Memory = (ulong)(ms.ullTotalPhys / 1024.0);
-            AvailableMemory = (ulong)(ms.ullAvailPhys / 1024.0);
+            Memory = ms.ullTotalPhys / 1024 / 1024;
+            AvailableMemory = ms.ullAvailPhys / 1024 / 1024;
         }
 
         GetSystemTimes(out var idleTime, out var kernelTime, out var userTime);
@@ -675,28 +804,87 @@ public class MachineInfo : IExtend
 #endif
     }
 
+
+    /// <summary>
+    /// 🐳 容器内存使用
+    /// </summary>
+    /// <returns></returns>
+    private static (ulong Total, ulong Used) GetCGroupMemoryUsage()
+    {
+        try
+        {
+
+            string[] limitPaths = {
+            "/sys/fs/cgroup/memory/memory.limit_in_bytes", // cgroup v1
+            "/sys/fs/cgroup/memory.max"                    // cgroup v2
+        };
+
+            string[] usagePaths = {
+            "/sys/fs/cgroup/memory/memory.usage_in_bytes",  // cgroup v1
+            "/sys/fs/cgroup/memory.current"                 // cgroup v2
+        };
+
+            ulong total = ReadFirstAvailable(limitPaths);
+            ulong used = ReadFirstAvailable(usagePaths);
+
+            // 容器无内存限制时 total 通常是 2^63-1，忽略
+            if (total > (1UL << 60)) total = 0;
+
+            return (total, used);
+
+
+        }
+        catch (Exception)
+        {
+            return (0, 0);
+        }
+        static ulong ReadFirstAvailable(string[] paths)
+        {
+            foreach (var path in paths)
+            {
+                if (File.Exists(path))
+                {
+                    var content = File.ReadAllText(path).Trim();
+                    if (content == "max") return ulong.MaxValue;
+                    if (ulong.TryParse(content, out var value)) return value;
+                }
+            }
+            return 0;
+        }
+
+    }
+
     private void RefreshLinux()
     {
-        var dic = ReadInfo("/proc/meminfo");
-        if (dic != null)
+        var (totalMemory, usedMemory) = GetCGroupMemoryUsage();
+        if (totalMemory > 0 && usedMemory > 0 && totalMemory < ulong.MaxValue / 2)
         {
-            if (dic.TryGetValue("MemTotal", out var str) && !str.IsNullOrEmpty())
-                Memory = (UInt64)str.TrimEnd(" kB").ToLong();
-
-            ulong ma = 0;
-            if (dic.TryGetValue("MemAvailable", out str) && !str.IsNullOrEmpty())
+            Memory = totalMemory / 1024 / 1024;
+            AvailableMemory = (totalMemory - usedMemory) / 1024 / 1024;
+        }
+        else
+        {
+            var dic = ReadInfo("/proc/meminfo");
+            if (dic != null)
             {
-                ma = (UInt64)(str.TrimEnd(" kB").ToLong());
+                if (dic.TryGetValue("MemTotal", out var str) && !str.IsNullOrEmpty())
+                    Memory = (UInt64)(str.TrimEnd(" kB").ToLong() / 1024.0);
+
+                ulong ma = 0;
+                if (dic.TryGetValue("MemAvailable", out str) && !str.IsNullOrEmpty())
+                {
+                    ma = (UInt64)(str.TrimEnd(" kB").ToLong() / 1024);
+                }
+
+                //低于3.14内核的版本用 free+cache
+                var mf = (UInt64)(dic["MemFree"]?.TrimEnd(" kB").ToLong() / 1024 ?? 0);
+                var mc = (UInt64)(dic["Cached"]?.TrimEnd(" kB").ToLong() / 1024 ?? 0);
+                var bf = (UInt64)(dic["Buffers"]?.TrimEnd(" kB").ToLong() / 1024 ?? 0);
+
+                var free = mf + mc + bf;
+
+                AvailableMemory = ma > free ? ma : free;
             }
-
-            //低于3.14内核的版本用 free+cache
-            var mf = (UInt64)(dic["MemFree"]?.TrimEnd(" kB").ToLong() ?? 0);
-            var mc = (UInt64)(dic["Cached"]?.TrimEnd(" kB").ToLong() ?? 0);
-            var bf = (UInt64)(dic["Buffers"]?.TrimEnd(" kB").ToLong() ?? 0);
-
-            var free = mf + mc + bf;
-
-            AvailableMemory = ma > free ? ma : free;
         }
 
         // A2/A4温度获取，Buildroot，CPU温度和主板温度

src/Admin/ThingsGateway.NewLife.X/Common/ReusableCancellationTokenSource.cs

@@ -10,13 +10,18 @@
 //  感谢您的下载和使用
 //------------------------------------------------------------------------------
 
-namespace ThingsGateway.Foundation;
+namespace ThingsGateway.NewLife;
 
 using System;
 using System.Threading;
 
 public sealed class ReusableCancellationTokenSource : IDisposable
 {
+    ~ReusableCancellationTokenSource()
+    {
+        Dispose();
+    }
+
     private readonly Timer _timer;
     private CancellationTokenSource? _cts;
 
@@ -47,7 +52,7 @@ public sealed class ReusableCancellationTokenSource : IDisposable
     /// <summary>
     /// 获取一个 CTS，并启动超时
     /// </summary>
-    public CancellationTokenSource GetTokenSource(long timeout, CancellationToken external1 = default, CancellationToken external2 = default, CancellationToken external3 = default)
+    public CancellationToken GetTokenSource(long timeout, CancellationToken external1 = default, CancellationToken external2 = default, CancellationToken external3 = default)
     {
         TimeoutStatus = false;
 
@@ -57,7 +62,7 @@ public sealed class ReusableCancellationTokenSource : IDisposable
         // 启动 Timer
         _timer.Change(timeout, Timeout.Infinite);
 
-        return _cts;
+        return _cts.Token;
     }
 
 
@@ -71,15 +76,16 @@ public sealed class ReusableCancellationTokenSource : IDisposable
     /// </summary>
     public void Cancel()
     {
-        _cts?.SafeCancel();
+        try { _cts?.Cancel(); } catch { }
     }
 
     public void Dispose()
     {
-        _cts?.SafeCancel();
-        _cts?.SafeDispose();
-        _linkedCtsCache.SafeDispose();
-        _timer.SafeDispose();
+        try { _cts?.Cancel(); } catch { }
+        try { _cts?.Dispose(); } catch { }
+        try { _linkedCtsCache?.Dispose(); } catch { }
+        try { _timer?.Dispose(); } catch { }
+        GC.SuppressFinalize(this);
     }
 }
 

src/Admin/ThingsGateway.NewLife.X/Common/Runtime.cs

@@ -180,6 +180,12 @@ public static class Runtime
     #endregion
 
     #region 扩展
+
+    public static Int64 AppStartTick = TickCount64;
+
+    /// <summary>软件启动以来的毫秒数</summary>
+    public static Int64 AppTickCount64 => TickCount64 - AppStartTick;
+
 #if NETCOREAPP3_1_OR_GREATER
     /// <summary>系统启动以来的毫秒数</summary>
     public static Int64 TickCount64 => Environment.TickCount64;
@@ -196,6 +202,8 @@ public static class Runtime
     }
 #endif
 
+
+
     /// <summary>获取当前UTC时间。基于全局时间提供者，在星尘应用中会屏蔽服务器时间差</summary>
     /// <returns></returns>
     public static DateTimeOffset UtcNow => TimerScheduler.GlobalTimeProvider.GetUtcNow();

src/Admin/ThingsGateway.NewLife.X/Common/WaitLock.cs

@@ -90,21 +90,119 @@ public sealed class WaitLock : IDisposable
     /// </summary>
     public Task WaitAsync(CancellationToken cancellationToken = default)
     {
-        return _waiterLock.WaitAsync(cancellationToken);
+#if NET6_0_OR_GREATER
+        if (cancellationToken.CanBeCanceled)
+            return WaitUntilCountOrTimeoutAsync(_waiterLock.WaitAsync(Timeout.Infinite, CancellationToken.None), Timeout.Infinite, cancellationToken);
+        //return WaitUntilAsync2(_waiterLock.WaitAsync(Timeout.Infinite, CancellationToken.None), Timeout.Infinite, cancellationToken);
+        else
+            return _waiterLock.WaitAsync(Timeout.Infinite, CancellationToken.None);
+
+#else
+        return _waiterLock.WaitAsync(Timeout.Infinite, cancellationToken);
+#endif
     }
 
+#if NET6_0_OR_GREATER
+
+
+    //private ObjectPoolLock<ReusableCancellationTokenSource> _reusableTimeouts = new();
+
+    /// <summary>Performs the asynchronous wait.</summary>
+    /// <param name="asyncWaiter">The asynchronous waiter.</param>
+    /// <param name="millisecondsTimeout">The timeout.</param>
+    /// <param name="cancellationToken">The cancellation token.</param>
+    /// <returns>The task to return to the caller.</returns>
+    private Task<bool> WaitUntilCountOrTimeoutAsync(Task<bool> asyncWaiter, int millisecondsTimeout, CancellationToken cancellationToken)
+    {
+        if (millisecondsTimeout == Timeout.Infinite)
+        {
+            return (asyncWaiter.WaitAsync(cancellationToken));
+        }
+        else
+        {
+            return (asyncWaiter.WaitAsync(TimeSpan.FromMilliseconds(millisecondsTimeout), cancellationToken));
+        }
+    }
+
+    //private Task WaitUntilAsync2(Task task, int timeoutMs, CancellationToken token)
+    //{
+    //    if (task.IsCompleted) return task;
+
+    //    var tcs = new TaskCompletionSource<object?>(TaskCreationOptions.RunContinuationsAsynchronously);
+    //    var reusableTimeout = _reusableTimeouts.Get();
+
+    //    CancellationTokenRegistration ctr = default;
+
+    //    // 超时 + 取消 Token
+    //    if (timeoutMs != Timeout.Infinite || token.CanBeCanceled)
+    //    {
+    //        var ctsToken = reusableTimeout.GetTokenSource(timeoutMs, token);
+
+    //        ctr = ctsToken.Register(static (state, token2) =>
+    //        {
+    //            var (tcs2, ctoken) = ((TaskCompletionSource<object?>, CancellationToken))state!;
+    //            if (ctoken.IsCancellationRequested)
+    //                tcs2.TrySetCanceled(ctoken);
+    //            else
+    //                tcs2.TrySetException(new TimeoutException("The operation has timed out."));
+    //        }, (tcs, token));
+    //    }
+
+    //    if (task.IsCompleted)
+    //    {
+    //        _reusableTimeouts.Return(reusableTimeout);
+    //        ctr.Dispose();
+    //        return task;
+    //    }
+
+    //    // 监听原始任务
+    //    task.ContinueWith(static (t, state) =>
+    //    {
+    //        var (tcs2, ctr2, ctsPool, cts) = ((TaskCompletionSource<object?>, CancellationTokenRegistration, ObjectPoolLock<ReusableCancellationTokenSource>, ReusableCancellationTokenSource))state!;
+    //        try
+    //        {
+    //            if (t.IsCanceled)
+    //                tcs2.TrySetCanceled();
+    //            else if (t.IsFaulted)
+    //                tcs2.TrySetException(t.Exception!.InnerExceptions);
+    //            else
+    //                tcs2.TrySetResult(null);
+    //        }
+    //        finally
+    //        {
+    //            ctsPool.Return(cts);
+    //            ctr2.Dispose();
+    //        }
+    //    }, (tcs, ctr, _reusableTimeouts, reusableTimeout), CancellationToken.None, TaskContinuationOptions.ExecuteSynchronously, TaskScheduler.Default);
+
+    //    return tcs.Task;
+    //}
+
+#endif
+
     /// <summary>
     /// 进入锁
     /// </summary>
     public Task<bool> WaitAsync(int millisecondsTimeout, CancellationToken cancellationToken = default)
     {
+#if NET6_0_OR_GREATER
+        if (cancellationToken.CanBeCanceled || millisecondsTimeout != Timeout.Infinite)
+            return WaitUntilCountOrTimeoutAsync(_waiterLock.WaitAsync(Timeout.Infinite, CancellationToken.None), millisecondsTimeout, cancellationToken);
+        else
+            return _waiterLock.WaitAsync(Timeout.Infinite, CancellationToken.None);
+
+#else
         return _waiterLock.WaitAsync(millisecondsTimeout, cancellationToken);
+#endif
     }
 
     bool DisposedValue;
     public void Dispose()
     {
         DisposedValue = true;
+#if NET6_0_OR_GREATER
+        //_reusableTimeouts?.TryDispose();
+#endif
         _waiterLock?.TryDispose();
         GC.SuppressFinalize(this);
     }

src/Admin/ThingsGateway.NewLife.X/Logger/TextFileLog.cs

@@ -61,7 +61,8 @@ public class TextFileLog : Logger, IDisposable
         MaxBytes = set.LogFileMaxBytes;
         Backups = set.LogFileBackups;
 
-        _Timer = new TimerX(DoWriteAndClose, null, 0_000, 5_000) { Async = true };
+        _Timer = new TimerX(DoWriteAndClose, null, 0_000, 60_000, nameof(TextFileLog)) { Async = true };
+        _WriteTimer = new TimerX(DoWrite, null, 0_000, 1000, nameof(TextFileLog)) { Async = true };
     }
 
     private static readonly NonBlockingDictionary<String, TextFileLog> cache = new(StringComparer.OrdinalIgnoreCase);
@@ -96,6 +97,7 @@ public class TextFileLog : Logger, IDisposable
     protected virtual void Dispose(Boolean disposing)
     {
         _Timer.TryDispose();
+        _WriteTimer.TryDispose();
 
         // 销毁前把队列日志输出
         if (Interlocked.CompareExchange(ref _writing, 1, 0) == 0) WriteAndClose(DateTime.MinValue);
@@ -147,35 +149,72 @@ public class TextFileLog : Logger, IDisposable
 
     /// <summary>获取日志文件路径</summary>
     /// <returns></returns>
-    private String? GetLogFile()
+    private string? GetLogFile()
     {
         // 单日志文件
         if (_isFile) return LogPath.GetBasePath();
-
+        Directory.CreateDirectory(LogPath);
         // 目录多日志文件
-        var logfile = LogPath.CombinePath(String.Format(FileFormat, TimerX.Now.AddHours(Setting.Current.UtcIntervalHours), Level)).GetBasePath();
+        var baseFile = LogPath.CombinePath(
+            string.Format(FileFormat, TimerX.Now.AddHours(Setting.Current.UtcIntervalHours), Level)
+        ).GetBasePath();
 
-        // 是否限制文件大小
-        if (MaxBytes == 0) return logfile;
+        // 不限制大小
+        if (MaxBytes == 0) return baseFile;
 
-        // 找到今天第一个未达到最大上限的文件
         var max = MaxBytes * 1024L * 1024L;
-        var ext = Path.GetExtension(logfile);
-        var name = logfile.TrimEnd(ext);
+        var ext = Path.GetExtension(FileFormat);
+
+        string? latestFile = null;
+        DateTime latestTime = DateTime.MinValue;
+
+        foreach (var path in Directory.EnumerateFiles(LogPath, $"*{ext}", SearchOption.TopDirectoryOnly))
+        {
+            try
+            {
+                var lastWrite = File.GetLastWriteTimeUtc(path);
+                if (lastWrite > latestTime)
+                {
+                    latestTime = lastWrite;
+                    latestFile = path;
+                }
+            }
+            catch { }
+        }
+
+        if (latestFile != null)
+        {
+            try
+            {
+                var len = new FileInfo(latestFile).Length;
+                if (len < max)
+                    return latestFile;
+            }
+            catch { }
+        }
+
+        var fileNameWithoutExt = Path.Combine(
+            Path.GetDirectoryName(baseFile)!,
+            Path.GetFileNameWithoutExtension(baseFile)
+        );
+
+        // 依序找下一个可用文件
         for (var i = 1; i < 1024; i++)
         {
-            if (i > 1) logfile = $"{name}_{i}{ext}";
+            var nextFile = i == 1 ? $"{fileNameWithoutExt}{ext}" : $"{fileNameWithoutExt}_{i}{ext}";
+            if (!File.Exists(nextFile))
+                return nextFile;
 
-            var fi = logfile.AsFile();
-            if (!fi.Exists || fi.Length < max) return logfile;
         }
 
         return null;
     }
+
     #endregion
 
     #region 异步写日志
     private readonly TimerX? _Timer;
+    private readonly TimerX? _WriteTimer;
     private readonly ConcurrentQueue<String> _Logs = new();
     private volatile Int32 _logCount;
     private Int32 _writing;
@@ -186,9 +225,9 @@ public class TextFileLog : Logger, IDisposable
     {
         var writer = LogWriter;
 
-        var now = TimerX.Now.AddHours(Setting.Current.UtcIntervalHours);
         var logFile = GetLogFile();
         if (logFile.IsNullOrEmpty()) return;
+        var now = TimerX.Now.AddHours(Setting.Current.UtcIntervalHours);
 
         if (!_isFile && logFile != CurrentLogFile)
         {
@@ -223,7 +262,10 @@ public class TextFileLog : Logger, IDisposable
         // 连续5秒没日志，就关闭
         _NextClose = now.AddSeconds(5);
     }
-
+    private void DoWrite(Object? state)
+    {
+        WriteLog();
+    }
     /// <summary>关闭文件</summary>
     private void DoWriteAndClose(Object? state)
     {
@@ -234,46 +276,39 @@ public class TextFileLog : Logger, IDisposable
         if (!_isFile && Backups > 0)
         {
             // 判断日志目录是否已存在
-            var di = LogPath.GetBasePath().AsDirectory();
+            DirectoryInfo? di = new DirectoryInfo(LogPath);
             if (di.Exists)
             {
-                // 删除*.del
+                // 删除 *.del
                 try
                 {
-                    var dels = di.GetFiles("*.del");
-                    if (dels?.Length > 0)
+                    foreach (var item in di.EnumerateFiles("*.del"))
                     {
-                        foreach (var item in dels)
-                        {
-                            item.Delete();
-                        }
+                        item.Delete();
                     }
                 }
                 catch { }
 
                 var ext = Path.GetExtension(FileFormat);
-                var fis = di.GetFiles("*" + ext);
-                if (fis != null && fis.Length > Backups)
+                var fis = di.EnumerateFiles($"*{ext}")
+                           .OrderByDescending(e => e.LastWriteTimeUtc)
+                           .Skip(Backups);
+
+                foreach (var item in fis)
                 {
-                    // 删除最旧的文件
-                    var retain = fis.Length - Backups;
-                    fis = fis.OrderBy(e => e.LastWriteTimeUtc).Take(retain).ToArray();
-                    foreach (var item in fis)
+                    OnWrite(LogLevel.Info, "The log file has reached the maximum limit of {0}, delete {1}, size {2: n0} Byte", Backups, item.Name, item.Length);
+                    try
+                    {
+                        item.Delete();
+                    }
+                    catch
                     {
-                        OnWrite(LogLevel.Info, "The log file has reached the maximum limit of {0}, delete {1}, size {2: n0} Byte", Backups, item.Name, item.Length);
                         try
                         {
-                            item.Delete();
+                            item.MoveTo(item.FullName + ".del");
                         }
                         catch
                         {
-                            try
-                            {
-                                item.MoveTo(item.FullName + ".del");
-                            }
-                            catch
-                            {
-                            }
                         }
                     }
                 }
@@ -323,7 +358,6 @@ public class TextFileLog : Logger, IDisposable
         // 推入队列
         Enqueue($"{e.GetAndReset()}");
 
-        WriteLog();
     }
 
     protected bool Check()
@@ -340,35 +374,17 @@ public class TextFileLog : Logger, IDisposable
     }
     protected void WriteLog()
     {
-        // 异步写日志，实时。即使这里错误，定时器那边仍然会补上
+        // 写日志，实时。即使这里错误，定时器那边仍然会补上
         if (Interlocked.CompareExchange(ref _writing, 1, 0) == 0)
         {
             // 调试级别 或 致命错误 同步写日志
-            if (Setting.Current.LogLevel <= LogLevel.Debug || Level >= LogLevel.Error)
+            try
             {
-                try
-                {
-                    WriteFile();
-                }
-                finally
-                {
-                    _writing = 0;
-                }
+                if (!_Logs.IsEmpty) WriteFile();
             }
-            else
+            finally
             {
-                ThreadPool.UnsafeQueueUserWorkItem(s =>
-                {
-                    try
-                    {
-                        WriteFile();
-                    }
-                    catch { }
-                    finally
-                    {
-                        _writing = 0;
-                    }
-                }, null);
+                _writing = 0;
             }
         }
     }

src/Admin/ThingsGateway.NewLife.X/Logger/XTrace.cs

@@ -80,13 +80,21 @@ public static class XTrace
 
         Log.Error("{0}", ex);
     }
+    public static void WriteException(Exception ex, string message)
+    {
+        if (!InitLog()) return;
 
+        WriteVersion();
+
+        Log.Error("{0}, {1}", message, ex);
+    }
     #endregion 写日志
 
     #region 构造
 
     static XTrace()
     {
+        _ = Runtime.AppTickCount64;
         AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
         TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;
         AppDomain.CurrentDomain.ProcessExit += OnProcessExit;

src/Admin/ThingsGateway.NewLife.X/PooledAwait/AwaitableExtensions.cs

@@ -0,0 +1,15 @@
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Provides async/await-related extension methods
+    /// </summary>
+    public static class AwaitableExtensions
+    {
+        /// <summary>Controls whether a yield operation should respect captured context</summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static ConfiguredYieldAwaitable ConfigureAwait(this YieldAwaitable _, bool continueOnCapturedContext)
+            => new ConfiguredYieldAwaitable(continueOnCapturedContext);
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/ConfiguredYieldAwaitable.cs

@@ -0,0 +1,125 @@
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>Provides an awaitable context for switching into a target environment.</summary>
+    public readonly struct ConfiguredYieldAwaitable
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is ConfiguredYieldAwaitable other && other._continueOnCapturedContext == _continueOnCapturedContext;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => _continueOnCapturedContext ? 1 : 0;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(ConfiguredYieldAwaitable);
+
+        private readonly bool _continueOnCapturedContext;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal ConfiguredYieldAwaitable(bool continueOnCapturedContext)
+            => _continueOnCapturedContext = continueOnCapturedContext;
+
+        /// <summary>Gets an awaiter for this <see cref="ConfiguredYieldAwaitable"/>.</summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ConfiguredYieldAwaiter GetAwaiter()
+            => new ConfiguredYieldAwaiter(_continueOnCapturedContext);
+
+        /// <summary>Provides an awaitable context for switching into a target environment.</summary>
+        public readonly struct ConfiguredYieldAwaiter : ICriticalNotifyCompletion, INotifyCompletion
+        {
+            /// <summary><see cref="Object.Equals(Object)"/></summary>
+            public override bool Equals(object? obj) => obj is ConfiguredYieldAwaiter other && other._continueOnCapturedContext == _continueOnCapturedContext;
+            /// <summary><see cref="Object.GetHashCode"/></summary>
+            public override int GetHashCode() => _continueOnCapturedContext ? 1 : 0;
+            /// <summary><see cref="Object.ToString"/></summary>
+            public override string ToString() => nameof(ConfiguredYieldAwaiter);
+
+            private readonly bool _continueOnCapturedContext;
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal ConfiguredYieldAwaiter(bool continueOnCapturedContext)
+                => _continueOnCapturedContext = continueOnCapturedContext;
+
+            /// <summary>Gets whether a yield is not required.</summary>
+            public bool IsCompleted
+            {
+                [MethodImpl(MethodImplOptions.AggressiveInlining)]
+                get => false;
+            }
+
+            /// <summary>Ends the await operation.</summary>
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public void GetResult() { }
+
+            /// <summary>Posts the <paramref name="continuation"/> back to the current context.</summary>
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public void OnCompleted(Action continuation)
+            {
+                if (_continueOnCapturedContext) YieldFlowContext(continuation, true);
+                else YieldNoContext(continuation, true);
+            }
+
+            /// <summary>Posts the <paramref name="continuation"/> back to the current context.</summary>
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public void UnsafeOnCompleted(Action continuation)
+            {
+                if (_continueOnCapturedContext) YieldFlowContext(continuation, false);
+                else YieldNoContext(continuation, false);
+            }
+
+            private static readonly WaitCallback s_waitCallbackRunAction = state => ((Action?)state)?.Invoke();
+
+#if PLAT_THREADPOOLWORKITEM
+            private sealed class ContinuationWorkItem : IThreadPoolWorkItem
+            {
+                private Action? _continuation;
+
+                [MethodImpl(MethodImplOptions.AggressiveInlining)]
+                private ContinuationWorkItem() => Internal.Counters.ItemBoxAllocated.Increment();
+
+                [MethodImpl(MethodImplOptions.AggressiveInlining)]
+                public static ContinuationWorkItem Create(Action continuation)
+                {
+                    var box = Pool<ContinuationWorkItem>.TryGet() ?? new ContinuationWorkItem();
+                    box._continuation = continuation;
+                    return box;
+                }
+
+                [MethodImpl(MethodImplOptions.AggressiveInlining)]
+                void IThreadPoolWorkItem.Execute()
+                {
+                    var callback = _continuation;
+                    _continuation = null;
+                    Pool<ContinuationWorkItem>.TryPut(this);
+                    callback?.Invoke();
+                }
+            }
+#endif
+            [MethodImpl(MethodImplOptions.NoInlining)] // no-one ever calls ConfigureAwait(true)!
+            private static void YieldFlowContext(Action continuation, bool flowContext)
+            {
+                var awaiter = default(YieldAwaitable.YieldAwaiter);
+                if (flowContext) awaiter.OnCompleted(continuation);
+                else awaiter.UnsafeOnCompleted(continuation);
+            }
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            private static void YieldNoContext(Action continuation, bool flowContext)
+            {
+                if (flowContext)
+                {
+                    ThreadPool.QueueUserWorkItem(s_waitCallbackRunAction, continuation);
+                }
+                else
+                {
+#if PLAT_THREADPOOLWORKITEM
+                    ThreadPool.UnsafeQueueUserWorkItem(ContinuationWorkItem.Create(continuation), false);
+#elif NETSTANDARD1_3
+                    ThreadPool.QueueUserWorkItem(s_waitCallbackRunAction, continuation);
+#else
+                    ThreadPool.UnsafeQueueUserWorkItem(s_waitCallbackRunAction, continuation);
+#endif
+                }
+            }
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/FireAndForget.cs

@@ -0,0 +1,62 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Represents an operation that completes at the first incomplete await,
+    /// with the remainder continuing in the background
+    /// </summary>
+    [AsyncMethodBuilder(typeof(MethodBuilders.FireAndForgetMethodBuilder))]
+    public readonly struct FireAndForget
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(FireAndForget);
+
+        /// <summary>
+        /// Raised when exceptions occur on fire-and-forget methods
+        /// </summary>
+        public static event Action<Exception>? Exception;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal static void OnException(Exception exception)
+        {
+            if (exception != null) Exception?.Invoke(exception);
+        }
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ValueTask AsValueTask() => default;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public Task AsTask() => TaskUtils.CompletedTask;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator Task(FireAndForget _) => TaskUtils.CompletedTask;
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator ValueTask(FireAndForget _) => default;
+
+        /// <summary>
+        /// Gets the awaiter for the instance
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ValueTaskAwaiter GetAwaiter() => default(ValueTask).GetAwaiter();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/IResettable.cs

@@ -0,0 +1,13 @@
+namespace PooledAwait
+{
+    /// <summary>
+    /// Indicates that an object can be reset
+    /// </summary>
+    public interface IResettable
+    {
+        /// <summary>
+        /// Resets this instance
+        /// </summary>
+        public void Reset();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/BrowsableAttribute.cs

@@ -0,0 +1,12 @@
+#if NETSTANDARD1_3
+using System;
+
+namespace PooledAwait.Internal
+{
+    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Property | AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = false, Inherited = true)]
+    internal sealed class BrowsableAttribute : Attribute
+    {
+        public BrowsableAttribute(bool _) { }
+    }
+}
+#endif

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/Counters.cs

@@ -0,0 +1,68 @@
+using System.Diagnostics;
+
+namespace PooledAwait.Internal
+{
+    internal static class Counters
+    {
+        internal struct Counter
+        {
+            private long _value;
+            [Conditional("DEBUG")]
+            public void Increment() => Interlocked.Increment(ref _value);
+#if !DEBUG
+            [System.Obsolete("Release only", false)]
+#endif
+            public long Value => Interlocked.Read(ref _value);
+#pragma warning disable CS0618
+            public override string ToString() => Value.ToString();
+#pragma warning restore CS0618
+            public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+            public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+            public void Reset() => Interlocked.Exchange(ref _value, 0);
+        }
+
+        internal static Counter
+            SetStateMachine,
+            PooledStateAllocated,
+            PooledStateRecycled,
+            StateMachineBoxAllocated,
+            StateMachineBoxRecycled,
+            ItemBoxAllocated,
+            TaskAllocated,
+            LazyStateAllocated;
+
+#if !DEBUG
+        [System.Obsolete("Release only", false)]
+#endif
+        public static long TotalAllocations =>
+            PooledStateAllocated.Value + StateMachineBoxAllocated.Value
+            + ItemBoxAllocated.Value + TaskAllocated.Value
+            + SetStateMachine.Value // SetStateMachine usually means a boxed value
+            + LazyStateAllocated.Value;
+
+        internal static void Reset()
+        {
+            SetStateMachine.Reset();
+            PooledStateAllocated.Reset();
+            PooledStateRecycled.Reset();
+            StateMachineBoxAllocated.Reset();
+            StateMachineBoxRecycled.Reset();
+            ItemBoxAllocated.Reset();
+            TaskAllocated.Reset();
+            LazyStateAllocated.Reset();
+        }
+
+#if !DEBUG
+        [System.Obsolete("Release only", false)]
+#endif
+        internal static string Summary()
+            => $@"SetStateMachine: {SetStateMachine.Value}
+PooledStateAllocated: {PooledStateAllocated.Value}
+PooledStateRecycled: {PooledStateRecycled.Value}
+StateMachineBoxAllocated: {StateMachineBoxAllocated.Value}
+StateMachineBoxRecycled: {StateMachineBoxRecycled.Value}
+ItemBoxAllocated: {ItemBoxAllocated.Value}
+TaskAllocated: {TaskAllocated.Value}
+LazyStateAllocated: {LazyStateAllocated.Value}";
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/LazyTaskStateT.cs

@@ -0,0 +1,173 @@
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait.Internal
+{
+    internal sealed class LazyTaskState<T>
+    {
+        private short _version;
+        private T _result;
+        private Exception? _exception;
+        private Task? _task;
+        private bool _isComplete;
+        private ValueTaskCompletionSource<T> _source;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void CheckTokenInsideLock(short token)
+        {
+            if (token != _version) ThrowHelper.ThrowInvalidOperationException();
+        }
+        private object _syncRoot = new object();
+        public Task GetTask(short token)
+        {
+            lock (_syncRoot)
+            {
+                CheckTokenInsideLock(token);
+                if (_task != null) { }
+                else if (_exception is OperationCanceledException) _task = TaskUtils.TaskFactory<T>.Canceled;
+                else if (_exception != null) _task = TaskUtils.FromException<T>(_exception);
+                else if (_isComplete) _task = typeof(T) == typeof(Nothing) ? TaskUtils.CompletedTask : TaskUtils.TaskFactory<T>.FromResult(_result);
+                else
+                {
+                    _source = ValueTaskCompletionSource<T>.Create();
+                    _task = _source.Task;
+                }
+                return _task;
+            }
+        }
+
+        internal bool IsValid(short token) => Volatile.Read(ref _version) == token;
+        internal bool HasSource
+        {
+            get
+            {
+                lock (_syncRoot) { return !_source.IsNull; }
+            }
+        }
+        internal bool HasTask => Volatile.Read(ref _task) != null;
+
+        public bool TrySetResult(short token, T result)
+        {
+            lock (_syncRoot)
+            {
+                if (_isComplete) return false;
+                if (token != _version) return false;
+                _isComplete = true;
+                if (!_source.IsNull) return _source.TrySetResult(result);
+                _result = result;
+                return true;
+            }
+        }
+
+        public bool TrySetException(short token, Exception exception)
+        {
+            lock (_syncRoot)
+            {
+                if (_isComplete) return false;
+                if (token != _version) return false;
+                _isComplete = true;
+                if (!_source.IsNull) return _source.TrySetException(exception);
+                _exception = exception;
+                return true;
+            }
+        }
+
+        public bool TrySetCanceled(short token, CancellationToken cancellationToken = default)
+        {
+            lock (_syncRoot)
+            {
+                if (_isComplete) return false;
+                if (token != _version) return false;
+                _isComplete = true;
+                if (!_source.IsNull) return _source.TrySetCanceled(cancellationToken);
+                _task = TaskUtils.TaskFactory<T>.Canceled;
+                return true;
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskState<T> Create() => Pool<LazyTaskState<T>>.TryGet() ?? new LazyTaskState<T>();
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private LazyTaskState()
+        {
+            Counters.LazyStateAllocated.Increment();
+            _result = default!;
+            _version = InitialVersion;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskState<T> CreateConstant(T value)
+        {
+            var obj = new LazyTaskState<T>
+            {
+                _version = Constant
+            };
+            obj.TrySetResult(Constant, value);
+            return obj;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskState<T> CreateCanceled()
+        {
+            var obj = new LazyTaskState<T>
+            {
+                _version = Constant
+            };
+            obj.TrySetCanceled(Constant);
+            return obj;
+        }
+
+        const short InitialVersion = 0, Constant = InitialVersion - 1;
+
+        internal short Version
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _version;
+        }
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal void Recycle(short token)
+        {
+            if (token == Constant) return; // never recycle constant values; this is by design
+
+            if (Volatile.Read(ref _version) != token) return; // wrong version; all bets are off!
+
+            if (!Volatile.Read(ref _isComplete)) // if incomplete, try to cancel
+            {
+                if (!TrySetCanceled(token)) return; // if that didn't work... give up - don't recycle
+            }
+
+            bool haveLock = false;
+            try
+            {
+                // only if uncontested; we're not waiting in a dispose
+                Monitor.TryEnter(_syncRoot, ref haveLock);
+                if (haveLock)
+                {
+                    if (token == _version)
+                    {
+                        _result = default!;
+                        _exception = default;
+                        _task = default;
+                        _isComplete = false;
+                        _source = default;
+
+                        switch (++_version)
+                        {
+                            case InitialVersion: // don't wrap all the way around when recycling; could lead to conflicts
+                            case Constant: // don't allow things to *become* constants
+                                break;
+                            default:
+                                Pool<LazyTaskState<T>>.TryPut(this);
+                                break;
+                        }
+                    }
+                }
+            }
+            finally
+            {
+                if (haveLock) Monitor.Exit(this);
+            }
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/ManualResetValueTaskSourceCore.cs

@@ -0,0 +1,314 @@
+#if !PLAT_MRVTSC
+using System;
+using System.Diagnostics;
+using System.Runtime.ExceptionServices;
+using System.Runtime.InteropServices;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Threading.Tasks.Sources;
+
+// from: https://raw.githubusercontent.com/dotnet/coreclr/master/src/System.Private.CoreLib/shared/System/Threading/Tasks/Sources/ManualResetValueTaskSourceCore.cs
+// original license:
+
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace PooledAwait.Internal
+{
+    internal readonly struct WaitCallbackShim
+    {
+        public readonly Action<object?>? Continuation;
+        public readonly object? State;
+        private WaitCallbackShim(Action<object?>? continuation, object? state)
+        {
+            Continuation = continuation;
+            State = state;
+        }
+        public static object Create(Action<object?>? continuation, object? state)
+            => Pool.Box(new WaitCallbackShim(continuation, state));
+
+        private void InvokeContinuation() => Continuation?.Invoke(State);
+
+        public static readonly WaitCallback Invoke = state => Pool.UnboxAndReturn<WaitCallbackShim>(state).InvokeContinuation();
+    }
+
+    /// <summary>Provides the core logic for implementing a manual-reset <see cref="IValueTaskSource"/> or <see cref="IValueTaskSource{TResult}"/>.</summary>
+    /// <typeparam name="TResult"></typeparam>
+    [StructLayout(LayoutKind.Auto)]
+    public struct ManualResetValueTaskSourceCore<TResult>
+    {
+        /// <summary>
+        /// The callback to invoke when the operation completes if <see cref="OnCompleted"/> was called before the operation completed,
+        /// or <see cref="ManualResetValueTaskSourceCoreShared.s_sentinel"/> if the operation completed before a callback was supplied,
+        /// or null if a callback hasn't yet been provided and the operation hasn't yet completed.
+        /// </summary>
+        private Action<object?>? _continuation;
+        /// <summary>State to pass to <see cref="_continuation"/>.</summary>
+        private object? _continuationState;
+        /// <summary><see cref="ExecutionContext"/> to flow to the callback, or null if no flowing is required.</summary>
+        private ExecutionContext? _executionContext;
+        /// <summary>
+        /// A "captured" <see cref="SynchronizationContext"/> or <see cref="TaskScheduler"/> with which to invoke the callback,
+        /// or null if no special context is required.
+        /// </summary>
+        private object? _capturedContext;
+        /// <summary>Whether the current operation has completed.</summary>
+        private bool _completed;
+        /// <summary>The result with which the operation succeeded, or the default value if it hasn't yet completed or failed.</summary>
+        /* [AllowNull, MaybeNull] */
+        private TResult _result;
+        /// <summary>The exception with which the operation failed, or null if it hasn't yet completed or completed successfully.</summary>
+        private ExceptionDispatchInfo? _error;
+        /// <summary>The current version of this value, used to help prevent misuse.</summary>
+        private short _version;
+
+        /// <summary>Gets or sets whether to force continuations to run asynchronously.</summary>
+        /// <remarks>Continuations may run asynchronously if this is false, but they'll never run synchronously if this is true.</remarks>
+        public bool RunContinuationsAsynchronously { get; set; }
+
+        /// <summary>Resets to prepare for the next operation.</summary>
+        public void Reset()
+        {
+            // Reset/update state for the next use/await of this instance.
+            _version++;
+            _completed = false;
+            _result = default!; // TODO-NULLABLE: Remove ! when nullable attributes are respected
+            _error = null;
+            _executionContext = null;
+            _capturedContext = null;
+            _continuation = null;
+            _continuationState = null;
+        }
+
+        /// <summary>Completes with a successful result.</summary>
+        /// <param name="result">The result.</param>
+        public void SetResult(TResult result)
+        {
+            _result = result;
+            SignalCompletion();
+        }
+
+        /// <summary>Complets with an error.</summary>
+        /// <param name="error"></param>
+        public void SetException(Exception error)
+        {
+            _error = ExceptionDispatchInfo.Capture(error);
+            SignalCompletion();
+        }
+
+        /// <summary>Gets the operation version.</summary>
+        public short Version => _version;
+
+        /// <summary>Gets the status of the operation.</summary>
+        /// <param name="token">Opaque value that was provided to the <see cref="ValueTask"/>'s constructor.</param>
+        public ValueTaskSourceStatus GetStatus(short token)
+        {
+            ValidateToken(token);
+            return
+                _continuation == null || !_completed ? ValueTaskSourceStatus.Pending :
+                _error == null ? ValueTaskSourceStatus.Succeeded :
+                _error.SourceException is OperationCanceledException ? ValueTaskSourceStatus.Canceled :
+                ValueTaskSourceStatus.Faulted;
+        }
+
+        /// <summary>Gets the result of the operation.</summary>
+        /// <param name="token">Opaque value that was provided to the <see cref="ValueTask"/>'s constructor.</param>
+        // [StackTraceHidden]
+        public TResult GetResult(short token)
+        {
+            ValidateToken(token);
+            if (!_completed)
+            {
+                ThrowHelper.ThrowInvalidOperationException();
+            }
+
+            _error?.Throw();
+            return _result;
+        }
+
+        /// <summary>Schedules the continuation action for this operation.</summary>
+        /// <param name="continuation">The continuation to invoke when the operation has completed.</param>
+        /// <param name="state">The state object to pass to <paramref name="continuation"/> when it's invoked.</param>
+        /// <param name="token">Opaque value that was provided to the <see cref="ValueTask"/>'s constructor.</param>
+        /// <param name="flags">The flags describing the behavior of the continuation.</param>
+        public void OnCompleted(Action<object?> continuation, object? state, short token, ValueTaskSourceOnCompletedFlags flags)
+        {
+            if (continuation == null) ThrowHelper.ThrowArgumentNullException(nameof(continuation));
+            ValidateToken(token);
+
+            if ((flags & ValueTaskSourceOnCompletedFlags.FlowExecutionContext) != 0)
+            {
+                _executionContext = ExecutionContext.Capture();
+            }
+
+            if ((flags & ValueTaskSourceOnCompletedFlags.UseSchedulingContext) != 0)
+            {
+                SynchronizationContext? sc = SynchronizationContext.Current;
+                if (sc != null && sc.GetType() != typeof(SynchronizationContext))
+                {
+                    _capturedContext = sc;
+                }
+                else
+                {
+                    TaskScheduler ts = TaskScheduler.Current;
+                    if (ts != TaskScheduler.Default)
+                    {
+                        _capturedContext = ts;
+                    }
+                }
+            }
+
+            // We need to set the continuation state before we swap in the delegate, so that
+            // if there's a race between this and SetResult/Exception and SetResult/Exception
+            // sees the _continuation as non-null, it'll be able to invoke it with the state
+            // stored here.  However, this also means that if this is used incorrectly (e.g.
+            // awaited twice concurrently), _continuationState might get erroneously overwritten.
+            // To minimize the chances of that, we check preemptively whether _continuation
+            // is already set to something other than the completion sentinel.
+
+            object? oldContinuation = _continuation;
+            if (oldContinuation == null)
+            {
+                _continuationState = state;
+                oldContinuation = Interlocked.CompareExchange(ref _continuation, continuation, null);
+            }
+
+            if (oldContinuation != null)
+            {
+                // Operation already completed, so we need to queue the supplied callback.
+                if (!ReferenceEquals(oldContinuation, ManualResetValueTaskSourceCoreShared.s_sentinel))
+                {
+                    ThrowHelper.ThrowInvalidOperationException();
+                }
+
+                switch (_capturedContext)
+                {
+                    case null:
+                        if (_executionContext != null)
+                        {
+                            ThreadPool.QueueUserWorkItem(WaitCallbackShim.Invoke, WaitCallbackShim.Create(continuation, state));
+                        }
+                        else
+                        {
+#if NETSTANDARD1_3
+                            ThreadPool.QueueUserWorkItem(
+#else
+                            ThreadPool.UnsafeQueueUserWorkItem(
+#endif
+                                WaitCallbackShim.Invoke, WaitCallbackShim.Create(continuation, state));
+                        }
+                        break;
+
+                    case SynchronizationContext sc:
+                        sc.Post(s =>
+                        {
+                            var tuple = (Tuple<Action<object?>, object?>)s!;
+                            tuple.Item1(tuple.Item2);
+                        }, Tuple.Create(continuation, state));
+                        break;
+
+                    case TaskScheduler ts:
+                        Task.Factory.StartNew(continuation, state, CancellationToken.None, TaskCreationOptions.DenyChildAttach, ts);
+                        break;
+                }
+            }
+        }
+
+        /// <summary>Ensures that the specified token matches the current version.</summary>
+        /// <param name="token">The token supplied by <see cref="ValueTask"/>.</param>
+        private void ValidateToken(short token)
+        {
+            if (token != _version)
+            {
+                ThrowHelper.ThrowInvalidOperationException();
+            }
+        }
+
+        /// <summary>Signals that the operation has completed.  Invoked after the result or error has been set.</summary>
+        private void SignalCompletion()
+        {
+            if (_completed)
+            {
+                ThrowHelper.ThrowInvalidOperationException();
+            }
+            _completed = true;
+
+            if (_continuation != null || Interlocked.CompareExchange(ref _continuation, ManualResetValueTaskSourceCoreShared.s_sentinel, null) != null)
+            {
+                if (_executionContext != null)
+                {
+                    ExecutionContext.Run(
+                        _executionContext,
+                        s_UnboxAndInvokeContextCallback,
+                        Pool.Box<ManualResetValueTaskSourceCore<TResult>>(this));
+                }
+                else
+                {
+                    InvokeContinuation();
+                }
+            }
+        }
+
+        static readonly ContextCallback s_UnboxAndInvokeContextCallback = state => Pool.UnboxAndReturn<ManualResetValueTaskSourceCore<TResult>>(state).InvokeContinuation();
+
+        /// <summary>
+        /// Invokes the continuation with the appropriate captured context / scheduler.
+        /// This assumes that if <see cref="_executionContext"/> is not null we're already
+        /// running within that <see cref="ExecutionContext"/>.
+        /// </summary>
+        private void InvokeContinuation()
+        {
+            Debug.Assert(_continuation != null);
+
+            switch (_capturedContext)
+            {
+                case null:
+                    if (RunContinuationsAsynchronously)
+                    {
+                        if (_executionContext != null)
+                        {
+                            ThreadPool.QueueUserWorkItem(WaitCallbackShim.Invoke, WaitCallbackShim.Create(_continuation, _continuationState));
+                        }
+                        else
+                        {
+#if NETSTANDARD1_3
+                            ThreadPool.QueueUserWorkItem(
+#else
+                            ThreadPool.UnsafeQueueUserWorkItem(
+#endif
+                                WaitCallbackShim.Invoke, WaitCallbackShim.Create(_continuation, _continuationState));
+                        }
+                    }
+                    else
+                    {
+                        _continuation!(_continuationState);
+                    }
+                    break;
+
+                case SynchronizationContext sc:
+                    sc.Post(s =>
+                    {
+                        var state = (Tuple<Action<object?>, object?>)s!;
+                        state.Item1(state.Item2);
+                    }, Tuple.Create(_continuation, _continuationState));
+                    break;
+
+                case TaskScheduler ts:
+                    Task.Factory.StartNew(_continuation, _continuationState, CancellationToken.None, TaskCreationOptions.DenyChildAttach, ts);
+                    break;
+            }
+        }
+    }
+
+    internal static class ManualResetValueTaskSourceCoreShared // separated out of generic to avoid unnecessary duplication
+    {
+        internal static readonly Action<object?> s_sentinel = CompletionSentinel;
+        private static void CompletionSentinel(object? _) // named method to aid debugging
+        {
+            Debug.Fail("The sentinel delegate should never be invoked.");
+            ThrowHelper.ThrowInvalidOperationException();
+        }
+    }
+}
+#endif

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/Nothing.cs

@@ -0,0 +1,9 @@
+namespace PooledAwait.Internal
+{
+    internal readonly struct Nothing // to express ValueTask via PooledState<Nothing>
+    {
+        public override string ToString() => nameof(Nothing);
+        public override int GetHashCode() => 0;
+        public override bool Equals(object? obj) => obj is Nothing;
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/PooledStateT.cs

@@ -0,0 +1,124 @@
+using System.Runtime.CompilerServices;
+using System.Threading.Tasks.Sources;
+
+namespace PooledAwait.Internal
+{
+    internal sealed class PooledState<T> : IValueTaskSource<T>, IValueTaskSource
+    {
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledState<T> Create(out short token)
+        {
+            var obj = Pool<PooledState<T>>.TryGet() ?? new PooledState<T>();
+            token = obj._source.Version;
+            return obj;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private PooledState() => Counters.PooledStateAllocated.Increment();
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal bool IsValid(short token) => _source.Version == token;
+
+        private ManualResetValueTaskSourceCore<T> _source; // needs to be mutable
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public T GetResult(short token)
+        {
+            // we only support getting the result once; doing this recycles the source and advances the token
+
+            lock (SyncLock) // we need to be really paranoid about cross-threading over changing the token
+            {
+                var status = _source.GetStatus(token); // do this *outside* the try/finally
+                try // so that we don't increment the counter if someone asks for the wrong value
+                {
+                    switch (status)
+                    {
+                        case ValueTaskSourceStatus.Canceled:
+                            ThrowHelper.ThrowTaskCanceledException();
+                            break;
+                        case ValueTaskSourceStatus.Pending:
+                            Monitor.Wait(SyncLock);
+                            break;
+                    }
+                    return _source.GetResult(token);
+                }
+                finally
+                {
+                    _source.Reset();
+                    if (_source.Version != TaskUtils.InitialTaskSourceVersion)
+                    {
+                        Pool<PooledState<T>>.TryPut(this);
+                        Counters.PooledStateRecycled.Increment();
+                    }
+                }
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        void IValueTaskSource.GetResult(short token) => GetResult(token);
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        private void SignalResult(short token)
+        {
+            lock (SyncLock)
+            {
+                if (token == _source.Version && _source.GetStatus(token) != ValueTaskSourceStatus.Pending)
+                {
+                    Monitor.Pulse(SyncLock);
+                }
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ValueTaskSourceStatus GetStatus(short token) => _source.GetStatus(token);
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void OnCompleted(Action<object?> continuation, object? state, short token, ValueTaskSourceOnCompletedFlags flags)
+            => _source.OnCompleted(continuation, state, token, flags);
+
+        private object SyncLock
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => this;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception error, short token)
+        {
+            if (token == _source.Version)
+            {
+
+                switch (_source.GetStatus(token))
+                {
+                    case ValueTaskSourceStatus.Pending:
+                        _source.SetException(error);
+                        // only need to signal if SetException didn't inline a handler
+                        if (token == _source.Version) SignalResult(token);
+                        return true;
+                }
+            }
+            return false;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult(T result, short token)
+        {
+            if (token == _source.Version)
+            {
+                switch (_source.GetStatus(token))
+                {
+                    case ValueTaskSourceStatus.Pending:
+                        _source.SetResult(result);
+                        // only need to signal if SetResult didn't inline a handler
+                        if (token == _source.Version) SignalResult(token);
+                        return true;
+                }
+            }
+            return false;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled(short token)
+            => TrySetException(TaskUtils.SharedTaskCanceledException, token);
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/StateMachineBox.cs

@@ -0,0 +1,113 @@
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait.Internal
+{
+    internal sealed class StateMachineBox<TStateMachine>
+#if PLAT_THREADPOOLWORKITEM
+        : IThreadPoolWorkItem
+#endif
+            where TStateMachine : IAsyncStateMachine
+    {
+        private readonly Action _execute;
+        private TStateMachine _stateMachine;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private StateMachineBox()
+        {
+            _stateMachine = default!;
+            _execute = Execute;
+            Counters.StateMachineBoxAllocated.Increment();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private static StateMachineBox<TStateMachine> Create(ref TStateMachine stateMachine)
+        {
+            var box = Pool<StateMachineBox<TStateMachine>>.TryGet() ?? new StateMachineBox<TStateMachine>();
+            box._stateMachine = stateMachine;
+            return box;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void AwaitOnCompleted<TAwaiter>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+        {
+            var box = Create(ref stateMachine);
+            if (typeof(TAwaiter) == typeof(YieldAwaitable.YieldAwaiter))
+            {
+                Yield(box, true);
+            }
+            else
+            {
+                awaiter.OnCompleted(box._execute);
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void AwaitUnsafeOnCompleted<TAwaiter>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+        {
+            var box = Create(ref stateMachine);
+            if (typeof(TAwaiter) == typeof(YieldAwaitable.YieldAwaiter))
+            {
+                Yield(box, false);
+            }
+            else
+            {
+                awaiter.UnsafeOnCompleted(box._execute);
+            }
+        }
+
+        private static void Yield(StateMachineBox<TStateMachine> box, bool flowContext)
+        {
+            // heavily inspired by YieldAwaitable.QueueContinuation
+
+            var syncContext = SynchronizationContext.Current;
+            if (syncContext != null && syncContext.GetType() != typeof(SynchronizationContext))
+            {
+                syncContext.Post(s_SendOrPostCallback, box);
+            }
+            else
+            {
+                var taskScheduler = TaskScheduler.Current;
+                if (!ReferenceEquals(taskScheduler, TaskScheduler.Default))
+                {
+                    Task.Factory.StartNew(box._execute, default, TaskCreationOptions.PreferFairness, taskScheduler);
+                }
+                else if (flowContext)
+                {
+                    ThreadPool.QueueUserWorkItem(s_WaitCallback, box);
+                }
+                else
+                {
+#if PLAT_THREADPOOLWORKITEM
+                    ThreadPool.UnsafeQueueUserWorkItem(box, false);
+#elif NETSTANDARD1_3
+                    ThreadPool.QueueUserWorkItem(s_WaitCallback, box);
+#else
+                    ThreadPool.UnsafeQueueUserWorkItem(s_WaitCallback, box);
+#endif
+                }
+            }
+        }
+
+        static readonly SendOrPostCallback s_SendOrPostCallback = state => ((StateMachineBox<TStateMachine>?)state!)?.Execute();
+        static readonly WaitCallback s_WaitCallback = state => ((StateMachineBox<TStateMachine>?)state)?.Execute();
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Execute()
+        {
+            // extract the state
+            var tmp = _stateMachine;
+
+            // recycle the instance
+            _stateMachine = default!;
+            Pool<StateMachineBox<TStateMachine>>.TryPut(this);
+            Counters.StateMachineBoxRecycled.Increment();
+
+            // progress the state machine
+            tmp.MoveNext();
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/TaskUtils.cs

@@ -0,0 +1,171 @@
+using System.Runtime.CompilerServices;
+using System.Threading.Tasks.Sources;
+
+namespace PooledAwait.Internal
+{
+    // NET45 lacks some useful Task APIs; shim over them
+    internal static class TaskUtils
+    {
+        internal static readonly short InitialTaskSourceVersion = new ManualResetValueTaskSourceCore<Nothing>().Version;
+
+        public static readonly TaskCanceledException SharedTaskCanceledException = new TaskCanceledException();
+#if NET45
+        public static readonly Task CompletedTask = TaskFactory<Nothing>.FromResult(default);
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Task<T> FromException<T>(Exception exception)
+        {
+            var source = ValueTaskCompletionSource<T>.Create();
+            source.TrySetException(exception);
+            return source.Task;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Task FromException(Exception exception) => FromException<bool>(exception);
+#else
+        public static readonly Task CompletedTask = Task.CompletedTask;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Task<T> FromException<T>(Exception exception) => Task.FromException<T>(exception);
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Task FromException(Exception exception) => Task.FromException(exception);
+#endif
+
+
+        internal static class TaskFactory<TResult>
+        {
+            // draws from AsyncMethodBuilder, but less boxing
+
+            public static readonly Task<TResult> Canceled = CreateCanceled();
+
+            static Task<TResult> CreateCanceled()
+            {
+                var source = ValueTaskCompletionSource<TResult>.Create();
+                source.TrySetCanceled();
+                return source.Task;
+            }
+
+            private static readonly TaskCache<TResult> _cache = (TaskCache<TResult>)CreateCacheForType();
+
+            private static object CreateCacheForType()
+            {
+                if (typeof(TResult) == typeof(Nothing)) return new NothingTaskCache();
+                if (typeof(TResult) == typeof(int)) return new Int32TaskCache();
+                if (typeof(TResult) == typeof(int?)) return new NullableInt32TaskCache();
+                if (typeof(TResult) == typeof(bool)) return new BooleanTaskCache();
+                if (typeof(TResult) == typeof(bool?)) return new NullableBooleanTaskCache();
+
+                Type underlyingType = Nullable.GetUnderlyingType(typeof(TResult)) ?? typeof(TResult);
+                if (underlyingType == typeof(uint)
+                 || underlyingType == typeof(byte)
+                 || underlyingType == typeof(sbyte)
+                 || underlyingType == typeof(char)
+                 || underlyingType == typeof(decimal)
+                 || underlyingType == typeof(long)
+                 || underlyingType == typeof(ulong)
+                 || underlyingType == typeof(short)
+                 || underlyingType == typeof(ushort)
+                 || underlyingType == typeof(float)
+                 || underlyingType == typeof(double)
+                 || underlyingType == typeof(IntPtr)
+                 || underlyingType == typeof(UIntPtr)
+                    ) return new DefaultEquatableTaskCache<TResult>();
+
+                if (typeof(TResult) == typeof(string)) return new StringTaskCache();
+#if !NETSTANDARD1_3
+                if (!typeof(TResult).IsValueType) return new ObjectTaskCache<TResult>();
+#endif
+                return new TaskCache<TResult>();
+            }
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public static Task<TResult> FromResult(TResult result) => _cache.FromResult(result);
+        }
+
+        class TaskCache<TResult>
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal virtual Task<TResult> FromResult(TResult value) => Task.FromResult(value);
+        }
+        class NothingTaskCache : TaskCache<Nothing>
+        {
+            private static readonly Task<Nothing> s_Instance = Task.FromResult<Nothing>(default);
+            internal override Task<Nothing> FromResult(Nothing value) => s_Instance;
+        }
+        class DefaultEquatableTaskCache<TResult> : TaskCache<TResult>
+        {
+            private static readonly Task<TResult> s_Default = Task.FromResult<TResult>(default!);
+            private static readonly EqualityComparer<TResult> _comparer = EqualityComparer<TResult>.Default;
+            internal override Task<TResult> FromResult(TResult value)
+                => _comparer.Equals(value, default!) ? s_Default : base.FromResult(value);
+        }
+        class ObjectTaskCache<TResult> : TaskCache<TResult>
+        {
+            private static readonly Task<TResult> s_Null = Task.FromResult<TResult>(default!);
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<TResult> FromResult(TResult value)
+                => value == null ? s_Null : base.FromResult(value);
+        }
+        sealed class StringTaskCache : ObjectTaskCache<string>
+        {
+            private static readonly Task<string> s_Empty = Task.FromResult<string>("");
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<string> FromResult(string value)
+                => string.IsNullOrEmpty(value) ? s_Empty : base.FromResult(value);
+        }
+        sealed class BooleanTaskCache : TaskCache<bool>
+        {
+            static readonly Task<bool> s_True = Task.FromResult(true), s_False = Task.FromResult(false);
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<bool> FromResult(bool value) => value ? s_True : s_False;
+        }
+        sealed class NullableBooleanTaskCache : TaskCache<bool?>
+        {
+            static readonly Task<bool?> s_True = Task.FromResult((bool?)true), s_False = Task.FromResult((bool?)false),
+                s_Null = Task.FromResult((bool?)null);
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<bool?> FromResult(bool? value) =>
+                value.HasValue ? (value.GetValueOrDefault() ? s_True : s_False) : s_Null;
+        }
+        sealed class Int32TaskCache : TaskCache<int>
+        {
+            const int MIN_INC = -1, MAX_EXC = 11;
+            static readonly Task<int>[] s_Known = CreateKnown();
+            static Task<int>[] CreateKnown()
+            {
+                var arr = new Task<int>[MAX_EXC - MIN_INC];
+                for (int i = 0; i < arr.Length; i++)
+                    arr[i] = Task.FromResult(i + MIN_INC);
+                return arr;
+            }
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<int> FromResult(int value)
+                => value >= MIN_INC && value < MAX_EXC ? s_Known[value - MIN_INC] : base.FromResult(value);
+        }
+        sealed class NullableInt32TaskCache : TaskCache<int?>
+        {
+            const int MIN_INC = -1, MAX_EXC = 11;
+            static readonly Task<int?>[] s_Known = CreateKnown();
+            static readonly Task<int?> s_Null = Task.FromResult((int?)null);
+            static Task<int?>[] CreateKnown()
+            {
+                var arr = new Task<int?>[MAX_EXC - MIN_INC];
+                for (int i = 0; i < arr.Length; i++)
+                    arr[i] = Task.FromResult((int?)(i + MIN_INC));
+                return arr;
+            }
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            internal override Task<int?> FromResult(int? nullable)
+            {
+                if (nullable.HasValue)
+                {
+                    int value = nullable.GetValueOrDefault();
+                    return value >= MIN_INC && value < MAX_EXC ? s_Known[value - MIN_INC] : base.FromResult(nullable);
+                }
+                return s_Null;
+            }
+        }
+
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Internal/ThrowHelper.cs

@@ -0,0 +1,30 @@
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait.Internal
+{
+    internal static class ThrowHelper
+    {
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal static void ThrowInvalidOperationException(string? message = null)
+        {
+            if (string.IsNullOrWhiteSpace(message)) throw new InvalidOperationException();
+            else throw new InvalidOperationException(message);
+        }
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal static T ThrowInvalidOperationException<T>(string? message = null)
+        {
+            ThrowInvalidOperationException(message);
+            return default!;
+        }
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal static T ThrowNotSupportedException<T>() => throw new NotSupportedException();
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal static void ThrowArgumentNullException(string paramName) => throw new ArgumentNullException(paramName);
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        internal static void ThrowTaskCanceledException() => throw new TaskCanceledException();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/LazyTaskCompletionSource.cs

@@ -0,0 +1,127 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Like a ValueTaskCompletionSource, but the actual task will only become allocated
+    /// if the .Task is consumed; this is useful for APIs where the consumer *may* consume a task
+    /// </summary>
+    public readonly struct LazyTaskCompletionSource : IDisposable
+    {
+
+        private static LazyTaskCompletionSource _completed, _canceled;
+
+        /// <summary>
+        /// A global LazyTaskCompletionSource that represents a completed operation
+        /// </summary>
+        public static LazyTaskCompletionSource CompletedTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _completed.IsValid ? _completed : _completed = new LazyTaskCompletionSource(LazyTaskState<Nothing>.CreateConstant(default));
+        }
+
+        /// <summary>
+        /// A global LazyTaskCompletionSource that represents a cancelled operation
+        /// </summary>
+        public static LazyTaskCompletionSource CanceledTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _canceled.IsValid ? _canceled : _canceled = new LazyTaskCompletionSource(LazyTaskState<Nothing>.CreateCanceled());
+        }
+
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is LazyTaskCompletionSource ltcs && _state == ltcs._state && _token == ltcs._token;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_state == null ? 0 : _state.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(LazyTaskCompletionSource);
+
+        private readonly LazyTaskState<Nothing> _state;
+        private readonly short _token;
+
+        /// <summary>
+        /// Gets the task associated with this instance
+        /// </summary>
+        public Task Task => _state?.GetTask(_token) ?? ThrowHelper.ThrowInvalidOperationException<Task>();
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private LazyTaskCompletionSource(LazyTaskState<Nothing> state)
+        {
+            _state = state;
+            _token = state.Version;
+        }
+
+        /// <summary>
+        /// Create a new instance; this instance should be disposed when it is known to be unwanted
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskCompletionSource Create()
+            => new LazyTaskCompletionSource(LazyTaskState<Nothing>.Create());
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult() => _state?.TrySetResult(_token, default) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled(CancellationToken cancellationToken = default) => _state?.TrySetCanceled(_token, cancellationToken) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult()
+        {
+            if (!TrySetResult()) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetCanceled(CancellationToken cancellationToken = default)
+        {
+            if (!TrySetCanceled(cancellationToken)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception exception) => _state?.TrySetException(_token, exception) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            if (!TrySetException(exception)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Release all resources associated with this operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Dispose() => _state?.Recycle(_token);
+
+        internal bool IsValid => _state?.IsValid(_token) == true;
+        internal bool HasSource => _state?.HasSource == true;
+        internal bool HasTask => _state?.HasTask == true;
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _state == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/LazyTaskCompletionSourceT.cs

@@ -0,0 +1,126 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Like a ValueTaskCompletionSource<typeparamref name="T"/>, but the actual task will only become allocated
+    /// if the .Task is consumed; this is useful for APIs where the consumer *may* consume a task
+    /// </summary>
+    public readonly struct LazyTaskCompletionSource<T> : IDisposable
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is LazyTaskCompletionSource<T> ltcs && _state == ltcs._state && _token == ltcs._token;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_state == null ? 0 : _state.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(LazyTaskCompletionSource);
+
+        private readonly LazyTaskState<T> _state;
+        private readonly short _token;
+
+        /// <summary>
+        /// Gets the task associated with this instance
+        /// </summary>
+        public Task<T> Task => (Task<T>)(_state?.GetTask(_token) ?? ThrowHelper.ThrowInvalidOperationException<Task<T>>());
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private LazyTaskCompletionSource(LazyTaskState<T> state)
+        {
+            _state = state;
+            _token = state.Version;
+        }
+
+        /// <summary>
+        /// Create a new instance; this instance should be disposed when it is known to be unwanted
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskCompletionSource<T> Create()
+            => new LazyTaskCompletionSource<T>(LazyTaskState<T>.Create());
+
+        /// <summary>
+        /// Create a new instance; this instance will never by recycled
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static LazyTaskCompletionSource<T> CreateConstant(T value)
+            => new LazyTaskCompletionSource<T>(LazyTaskState<T>.CreateConstant(value));
+
+
+        private static LazyTaskCompletionSource<T> _canceled;
+
+        /// <summary>
+        /// A global LazyTaskCompletionSource that represents a cancelled operation
+        /// </summary>
+        public static LazyTaskCompletionSource<T> CanceledTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _canceled.IsValid ? _canceled : _canceled = new LazyTaskCompletionSource<T>(LazyTaskState<T>.CreateCanceled());
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult(T result) => _state?.TrySetResult(_token, result) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult(T result)
+        {
+            if (!TrySetResult(result)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled(CancellationToken cancellationToken = default)
+            => _state?.TrySetCanceled(_token, cancellationToken) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetCanceled(CancellationToken cancellationToken = default)
+        {
+            if (!TrySetCanceled(cancellationToken)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception exception) => _state?.TrySetException(_token, exception) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            if (!TrySetException(exception)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Release all resources associated with this operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Dispose() => _state?.Recycle(_token);
+
+        internal bool IsValid => _state?.IsValid(_token) == true;
+        internal bool HasSource => _state?.HasSource == true;
+        internal bool HasTask => _state?.HasTask == true;
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _state == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/MethodBuilders/FireAndForgetMethodBuilder.cs

@@ -0,0 +1,73 @@
+using PooledAwait.Internal;
+
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+#pragma warning disable CS1591
+
+namespace PooledAwait.MethodBuilders
+{
+    /// <summary>
+    /// This type is not intended for direct usage
+    /// </summary>
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public struct FireAndForgetMethodBuilder
+    {
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        public override string ToString() => nameof(FireAndForgetMethodBuilder);
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static FireAndForgetMethodBuilder Create() => default;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetStateMachine(IAsyncStateMachine _) => Counters.SetStateMachine.Increment();
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult() { }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception) => FireAndForget.OnException(exception);
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public FireAndForget Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => default;
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+            => StateMachineBox<TStateMachine>.AwaitOnCompleted(ref awaiter, ref stateMachine);
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+            => StateMachineBox<TStateMachine>.AwaitUnsafeOnCompleted(ref awaiter, ref stateMachine);
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Start<TStateMachine>(ref TStateMachine stateMachine)
+            where TStateMachine : IAsyncStateMachine => stateMachine.MoveNext();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/MethodBuilders/PooledTaskMethodBuilder.cs

@@ -0,0 +1,105 @@
+using PooledAwait.Internal;
+
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+using SystemTask = System.Threading.Tasks.Task;
+
+#pragma warning disable CS1591
+
+namespace PooledAwait.MethodBuilders
+{
+    /// <summary>
+    /// This type is not intended for direct usage
+    /// </summary>
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public struct PooledTaskMethodBuilder
+    {
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        public override string ToString() => nameof(PooledTaskMethodBuilder);
+
+        private ValueTaskCompletionSource<Nothing> _source;
+        private Exception _exception;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledTaskMethodBuilder Create() => default;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetStateMachine(IAsyncStateMachine _) => Counters.SetStateMachine.Increment();
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult()
+        {
+            _source.TrySetResult(default);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            _source.TrySetException(exception);
+            _exception = exception;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void EnsureHasTask()
+        {
+            if (_source.IsNull) _source = ValueTaskCompletionSource<Nothing>.Create();
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public PooledTask Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get
+            {
+                SystemTask task;
+                if (!_source.IsNull) task = _source.Task;
+                else if (_exception is OperationCanceledException) task = TaskUtils.TaskFactory<Nothing>.Canceled;
+                else if (_exception != null) task = TaskUtils.FromException(_exception);
+                else task = TaskUtils.CompletedTask;
+                return new PooledTask(task);
+            }
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitUnsafeOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Start<TStateMachine>(ref TStateMachine stateMachine)
+            where TStateMachine : IAsyncStateMachine => stateMachine.MoveNext();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/MethodBuilders/PooledTaskMethodBuilderT.cs

@@ -0,0 +1,105 @@
+using PooledAwait.Internal;
+
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+#pragma warning disable CS1591
+
+namespace PooledAwait.MethodBuilders
+{
+    /// <summary>
+    /// This type is not intended for direct usage
+    /// </summary>
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public struct PooledTaskMethodBuilder<T>
+    {
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        public override string ToString() => nameof(PooledTaskMethodBuilder);
+
+        private ValueTaskCompletionSource<T> _source;
+        private Exception _exception;
+        private T _result;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledTaskMethodBuilder<T> Create() => default;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetStateMachine(IAsyncStateMachine _) => Counters.SetStateMachine.Increment();
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult(T result)
+        {
+            _source.TrySetResult(result);
+            _result = result;
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            _source.TrySetException(exception);
+            _exception = exception;
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public PooledTask<T> Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get
+            {
+                Task<T> task;
+                if (!_source.IsNull) task = _source.Task;
+                else if (_exception is OperationCanceledException) task = TaskUtils.TaskFactory<T>.Canceled;
+                else if (_exception != null) task = TaskUtils.FromException<T>(_exception);
+                else task = TaskUtils.TaskFactory<T>.FromResult(_result);
+                return new PooledTask<T>(task);
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void EnsureHasTask()
+        {
+            if (_source.IsNull) _source = ValueTaskCompletionSource<T>.Create();
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitUnsafeOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Start<TStateMachine>(ref TStateMachine stateMachine)
+            where TStateMachine : IAsyncStateMachine => stateMachine.MoveNext();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/MethodBuilders/PooledValueTaskMethodBuilder.cs

@@ -0,0 +1,94 @@
+using PooledAwait.Internal;
+
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+#pragma warning disable CS1591
+
+namespace PooledAwait.MethodBuilders
+{
+    /// <summary>
+    /// This type is not intended for direct usage
+    /// </summary>
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public struct PooledValueTaskMethodBuilder
+    {
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        public override string ToString() => nameof(PooledValueTaskMethodBuilder);
+
+        private PooledValueTaskSource _source;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledValueTaskMethodBuilder Create() => default;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetStateMachine(IAsyncStateMachine _) => Counters.SetStateMachine.Increment();
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult()
+        {
+            _source.TrySetResult();
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            EnsureHasTask();
+            _source.TrySetException(exception);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void EnsureHasTask()
+        {
+            if (!_source.HasTask) _source = PooledValueTaskSource.Create();
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public PooledValueTask Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source.PooledTask;
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitUnsafeOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Start<TStateMachine>(ref TStateMachine stateMachine)
+            where TStateMachine : IAsyncStateMachine => stateMachine.MoveNext();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/MethodBuilders/PooledValueTaskMethodBuilderT.cs

@@ -0,0 +1,95 @@
+using PooledAwait.Internal;
+
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+#pragma warning disable CS1591
+
+namespace PooledAwait.MethodBuilders
+{
+    /// <summary>
+    /// This type is not intended for direct usage
+    /// </summary>
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public struct PooledValueTaskMethodBuilder<T>
+    {
+        public override bool Equals(object? obj) => ThrowHelper.ThrowNotSupportedException<bool>();
+        public override int GetHashCode() => ThrowHelper.ThrowNotSupportedException<int>();
+        public override string ToString() => nameof(PooledValueTaskMethodBuilder);
+
+        private PooledValueTaskSource<T> _source;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledValueTaskMethodBuilder<T> Create() => default;
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetStateMachine(IAsyncStateMachine _) => Counters.SetStateMachine.Increment();
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult(T result)
+        {
+            if (_source.HasTask) _source.TrySetResult(result);
+            else _source = new PooledValueTaskSource<T>(result);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            EnsureHasTask();
+            _source.TrySetException(exception);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void EnsureHasTask()
+        {
+            if (!_source.HasTask) _source = PooledValueTaskSource<T>.Create();
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public PooledValueTask<T> Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source.PooledTask;
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : INotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void AwaitUnsafeOnCompleted<TAwaiter, TStateMachine>(
+            ref TAwaiter awaiter, ref TStateMachine stateMachine)
+            where TAwaiter : ICriticalNotifyCompletion
+            where TStateMachine : IAsyncStateMachine
+        {
+            EnsureHasTask();
+            StateMachineBox<TStateMachine>.AwaitUnsafeOnCompleted(ref awaiter, ref stateMachine);
+        }
+
+        [Browsable(false)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Start<TStateMachine>(ref TStateMachine stateMachine)
+            where TStateMachine : IAsyncStateMachine => stateMachine.MoveNext();
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Pool.cs

@@ -0,0 +1,73 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Utility methods for boxing value types efficiently, in particular for
+    /// avoid boxes and capture contexts in callbacks
+    /// </summary>
+    public static class Pool
+    {
+        /// <summary>
+        /// Gets an instance from the pool if possible
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static T? TryRent<T>() where T : class
+            => Pool<T>.TryGet();
+
+        /// <summary>
+        /// Puts an instance back into the pool
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void Return<T>(T value) where T : class
+        {
+            if (value is IResettable reset) reset.Reset();
+            Pool<T>.TryPut(value);
+        }
+
+        /// <summary>
+        /// Wraps a value-type into a boxed instance, using an object pool;
+        /// consider using value-tuples in particular
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static object Box<T>(in T value) where T : struct
+            => ItemBox<T>.Create(in value);
+
+        /// <summary>
+        /// Unwraps a value-type from a boxed instance and recycles
+        /// the instance, which should not be touched again
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static T UnboxAndReturn<T>(object obj) where T : struct
+            => ItemBox<T>.UnboxAndRecycle(obj);
+
+        internal sealed class ItemBox<T> where T : struct
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            private ItemBox() => Counters.ItemBoxAllocated.Increment();
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public static ItemBox<T> Create(in T value)
+            {
+                var box = Pool<ItemBox<T>>.TryGet() ?? new ItemBox<T>();
+                box._value = value;
+                return box;
+            }
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            public static T UnboxAndRecycle(object obj)
+            {
+                var box = (ItemBox<T>)obj;
+                var value = box._value;
+                box._value = default;
+                Pool<ItemBox<T>>.TryPut(box);
+                return value;
+            }
+#pragma warning disable IDE0044 // make field readonly? no, IDE, you're wrong
+            private T _value;
+#pragma warning restore IDE0044
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PoolSizeAttribute.cs

@@ -0,0 +1,21 @@
+#if !NETSTANDARD1_3
+namespace PooledAwait
+{
+    /// <summary>
+    /// Controls the number of elements to store in the pool
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = false, Inherited = true)]
+    public sealed class PoolSizeAttribute : Attribute
+    {
+        /// <summary>
+        /// The number of elements to store in the pool
+        /// </summary>
+        public int Size { get; }
+
+        /// <summary>
+        /// Create a new PoolSizeAttribute instance
+        /// </summary>
+        public PoolSizeAttribute(int size) => Size = size;
+    }
+}
+#endif

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PoolT.cs

@@ -0,0 +1,37 @@
+using System.Runtime.CompilerServices;
+
+using ThingsGateway.NewLife.Collections;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A general-purpose pool of object references; it is the caller's responsibility
+    /// to ensure that overlapped usage does not occur
+    /// </summary>
+    internal static class Pool<T> where T : class
+    {
+        private static ObjectPoolLock<T> pool = new();
+
+        /// <summary>
+        /// Gets an instance from the pool if possible
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static T? TryGet()
+        {
+            return pool.Get();
+        }
+
+        /// <summary>
+        /// Puts an instance back into the pool
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void TryPut(T value)
+        {
+            if (value != null)
+            {
+                pool.Return(value);
+            }
+        }
+    }
+
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledAwait.csproj

@@ -0,0 +1,29 @@
+<Project Sdk="Microsoft.NET.Sdk">
+	<Import Project="..\..\Foundation.props" />
+
+	<PropertyGroup>
+		<IncludeAsyncInterfaces>false</IncludeAsyncInterfaces>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="$(TargetFramework)=='net6.0'">
+		<DefineConstants>$(DefineConstants);PLAT_THREADPOOLWORKITEM;PLAT_MRVTSC</DefineConstants>
+	</PropertyGroup>
+	<PropertyGroup Condition="$(TargetFramework)=='net8.0'">
+		<DefineConstants>$(DefineConstants);PLAT_THREADPOOLWORKITEM;PLAT_MRVTSC</DefineConstants>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="$(TargetFramework)=='netstandard2.0'">
+		<DefineConstants>$(DefineConstants);PLAT_MRVTSC</DefineConstants>
+		<IncludeAsyncInterfaces>true</IncludeAsyncInterfaces>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="$(TargetFramework)=='net462'">
+		<DefineConstants>$(DefineConstants);PLAT_MRVTSC</DefineConstants>
+		<IncludeAsyncInterfaces>true</IncludeAsyncInterfaces>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="1.1.0" Condition="$(IncludeAsyncInterfaces)=='true'" />
+	</ItemGroup>
+
+</Project>

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledTask.cs

@@ -0,0 +1,60 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A Task, but with a custom builder
+    /// </summary>
+    [AsyncMethodBuilder(typeof(MethodBuilders.PooledTaskMethodBuilder))]
+    public readonly struct PooledTask
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledTask pt && _task == pt._task;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => _task == null ? 0 : _task.GetHashCode();
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledTask);
+
+        private readonly Task _task;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledTask(Task task) => _task = task;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public Task AsTask() => _task ?? TaskUtils.CompletedTask;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+
+        public static implicit operator Task(in PooledTask task) => task.AsTask();
+
+        /// <summary>
+        /// Gets the awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public TaskAwaiter GetAwaiter() => AsTask().GetAwaiter();
+
+        /// <summary>
+        /// Gets the configured awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ConfiguredTaskAwaitable ConfigureAwait(bool continueOnCapturedContext)
+            => AsTask().ConfigureAwait(continueOnCapturedContext);
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _task == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledTaskT.cs

@@ -0,0 +1,60 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A Task<typeparamref name="T"/>, but with a custom builder
+    /// </summary>
+    [AsyncMethodBuilder(typeof(MethodBuilders.PooledTaskMethodBuilder<>))]
+    public readonly struct PooledTask<T>
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledTask<T> pt && _task == pt._task;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => _task == null ? 0 : _task.GetHashCode();
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledTask);
+
+        private readonly Task<T>? _task;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledTask(Task<T> task) => _task = task;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public Task<T> AsTask() => _task ?? ThrowHelper.ThrowInvalidOperationException<Task<T>>();
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+
+        public static implicit operator Task<T>(in PooledTask<T> task) => task.AsTask();
+
+        /// <summary>
+        /// Gets the awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public TaskAwaiter<T> GetAwaiter() => AsTask().GetAwaiter();
+
+        /// <summary>
+        /// Gets the configured awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ConfiguredTaskAwaitable<T> ConfigureAwait(bool continueOnCapturedContext)
+            => AsTask().ConfigureAwait(continueOnCapturedContext);
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _task == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledValueTask.cs

@@ -0,0 +1,71 @@
+using System.Runtime.CompilerServices;
+using System.Threading.Tasks.Sources;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A ValueTask with a custom source and builder
+    /// </summary>
+    [AsyncMethodBuilder(typeof(MethodBuilders.PooledValueTaskMethodBuilder))]
+    public readonly struct PooledValueTask
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledValueTask pvt && _source == pvt._source && _token == pvt._token;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_source == null ? 0 : _source.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledValueTask);
+
+        private readonly IValueTaskSource _source;
+        private readonly short _token;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledValueTask(IValueTaskSource source, short token)
+        {
+            _source = source;
+            _token = token;
+        }
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ValueTask AsValueTask() => _source == null ? default : new ValueTask(_source, _token);
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator ValueTask(in PooledValueTask task) => task.AsValueTask();
+
+        /// <summary>
+        /// Gets the awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+#pragma warning disable CA2012 // 正确使用 ValueTask
+        public ValueTaskAwaiter GetAwaiter() => AsValueTask().GetAwaiter();
+#pragma warning restore CA2012 // 正确使用 ValueTask
+
+        /// <summary>
+        /// Gets the configured awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ConfiguredValueTaskAwaitable ConfigureAwait(bool continueOnCapturedContext)
+            => AsValueTask().ConfigureAwait(continueOnCapturedContext);
+
+        /// <summary>
+        /// Rents a task-source that will be recycled when the task is awaited
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal static PooledValueTaskSource CreateSource() => PooledValueTaskSource.Create();
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledValueTaskSource.cs

@@ -0,0 +1,126 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A task-source that automatically recycles when the task is awaited
+    /// </summary>
+    public readonly struct PooledValueTaskSource
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledValueTaskSource pvt && _source == pvt._source && _token == pvt._token;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_source == null ? 0 : _source.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledValueTaskSource);
+
+        /// <summary>
+        /// Gets the task that corresponds to this instance; it can only be awaited once
+        /// </summary>
+        public ValueTask Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null ? default : new ValueTask(_source, _token);
+        }
+
+        /// <summary>
+        /// Indicates whether this instance is well-defined against a value task instance
+        /// </summary>
+        public bool HasTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source != null;
+        }
+
+        internal PooledValueTask PooledTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => new PooledValueTask(_source, _token);
+        }
+
+        /// <summary>
+        /// Rents a task-source that will be recycled when the task is awaited
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledValueTaskSource Create()
+        {
+            var source = PooledState<Nothing>.Create(out var token);
+            return new PooledValueTaskSource(source, token);
+        }
+
+        private readonly PooledState<Nothing> _source;
+        private readonly short _token;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledValueTaskSource(PooledState<Nothing> source, short token)
+        {
+            _source = source;
+            _token = token;
+        }
+
+        /// <summary>
+        /// Test whether the source is valid
+        /// </summary>
+        public bool IsValid
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source?.IsValid(_token) == true;
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult() => _source?.TrySetResult(default, _token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult()
+        {
+            if (!TrySetResult()) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception error) => _source?.TrySetException(error, _token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            if (!TrySetException(exception)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled() => _source?.TrySetCanceled(_token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetCanceled()
+        {
+            if (!TrySetCanceled()) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledValueTaskSourceT.cs

@@ -0,0 +1,141 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A task-source that automatically recycles when the task is awaited
+    /// </summary>
+    public readonly struct PooledValueTaskSource<T>
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledValueTaskSource<T> pvt && _token == pvt._token &&
+            (_source != null ? _source == pvt._source : (pvt._source == null && EqualityComparer<T>.Default.Equals(_value, pvt._value)));
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_source == null ? EqualityComparer<T>.Default.GetHashCode(_value!) : _source.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledValueTaskSource);
+
+        /// <summary>
+        /// Gets the task that corresponds to this instance; it can only be awaited once
+        /// </summary>
+        public ValueTask<T> Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null ? new ValueTask<T>(_value) : new ValueTask<T>(_source, _token);
+        }
+
+        /// <summary>
+        /// Indicates whether this instance is well-defined against a value task instance
+        /// </summary>
+        public bool HasTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source != null;
+        }
+
+        internal PooledValueTask<T> PooledTask
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null ? new PooledValueTask<T>(_value) : new PooledValueTask<T>(_source, _token);
+        }
+
+        /// <summary>
+        /// Rents a task-source that will be recycled when the task is awaited
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static PooledValueTaskSource<T> Create()
+        {
+            var source = PooledState<T>.Create(out var token);
+            return new PooledValueTaskSource<T>(source, token);
+        }
+
+        private readonly PooledState<T>? _source;
+        private readonly short _token;
+
+        private readonly T _value;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledValueTaskSource(PooledState<T> source, short token)
+        {
+            _source = source;
+            _token = token;
+            _value = default!;
+        }
+
+        /// <summary>
+        /// Create a new PooledValueTaskSource that will yield a constant value without ever renting/recycling any background state
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public PooledValueTaskSource(T value)
+        {
+            _source = null;
+            _token = default;
+            _value = value!;
+        }
+
+        /// <summary>
+        /// Test whether the source is valid
+        /// </summary>
+        public bool IsValid
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source?.IsValid(_token) == true;
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult(T result) => _source?.TrySetResult(result, _token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult(T result)
+        {
+            if (!TrySetResult(result)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception error) => _source?.TrySetException(error, _token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            if (!TrySetException(exception)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled() => _source?.TrySetCanceled(_token) == true;
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetCanceled()
+        {
+            if (!TrySetCanceled()) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/PooledValueTaskT.cs

@@ -0,0 +1,85 @@
+using PooledAwait.Internal;
+
+using System.Runtime.CompilerServices;
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// A ValueTask<typeparamref name="T"/> with a custom source and builder
+    /// </summary>
+    [AsyncMethodBuilder(typeof(MethodBuilders.PooledValueTaskMethodBuilder<>))]
+    public readonly struct PooledValueTask<T>
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is PooledValueTask<T> pvt && _source == pvt._source && _token == pvt._token;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => (_source == null ? 0 : _source.GetHashCode()) ^ _token;
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => nameof(PooledValueTask);
+
+        private readonly PooledState<T>? _source;
+        private readonly short _token;
+        private readonly T _result;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal PooledValueTask(PooledState<T> source, short token)
+        {
+            _source = source;
+            _token = token;
+            _result = default!;
+        }
+
+        /// <summary>
+        /// Creates a value-task with a fixed value
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public PooledValueTask(T result)
+        {
+            _source = default;
+            _token = default;
+            _result = result;
+        }
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ValueTask<T> AsValueTask() => _source == null ? new ValueTask<T>(_result) : new ValueTask<T>(_source, _token);
+
+        /// <summary>
+        /// Gets the instance as a value-task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator ValueTask<T>(in PooledValueTask<T> task) => task.AsValueTask();
+
+        /// <summary>
+        /// Gets the awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+#pragma warning disable CA2012 // 正确使用 ValueTask
+        public ValueTaskAwaiter<T> GetAwaiter() => AsValueTask().GetAwaiter();
+#pragma warning restore CA2012 // 正确使用 ValueTask
+
+        /// <summary>
+        /// Gets the configured awaiter for the task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ConfiguredValueTaskAwaitable<T> ConfigureAwait(bool continueOnCapturedContext)
+            => AsValueTask().ConfigureAwait(continueOnCapturedContext);
+
+        /// <summary>
+        /// Rents a task-source that will be recycled when the task is awaited
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal static PooledValueTaskSource<T> CreateSource() => PooledValueTaskSource<T>.Create();
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _source == null;
+        }
+    }
+}

src/Admin/ThingsGateway.NewLife.X/PooledAwait/Properties/AssemblyInfo.cs

@@ -0,0 +1,5 @@
+using System.Runtime.CompilerServices;
+
+[assembly: InternalsVisibleTo("Benchmark, PublicKey=0024000004800000940000000602000000240000525341310004000001000100d136a87a0c11ded39332f7ead1f2ce53256a42a350ee847df1dc520bc781210a5f1fe73b3f91a4001fdcfa35340a212e70443de46e6928510f57a55f4ab9b95257f5067d4de4be8cdad460781866b20a6ca20f66302df61b52e55e16c080cad95aae8b94ffdd54718b9963d0240b0d0d5afe655b05c91771f7dc8a314387d3c3")]
+
+[assembly: InternalsVisibleTo("PooledAwait.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100d136a87a0c11ded39332f7ead1f2ce53256a42a350ee847df1dc520bc781210a5f1fe73b3f91a4001fdcfa35340a212e70443de46e6928510f57a55f4ab9b95257f5067d4de4be8cdad460781866b20a6ca20f66302df61b52e55e16c080cad95aae8b94ffdd54718b9963d0240b0d0d5afe655b05c91771f7dc8a314387d3c3")]

src/Admin/ThingsGateway.NewLife.X/PooledAwait/ValueTaskCompletionSourceT.cs

@@ -0,0 +1,218 @@
+using System.Runtime.CompilerServices;
+
+using PooledAwait.Internal;
+
+#if !NETSTANDARD1_3
+using System.Reflection;
+#endif
+
+namespace PooledAwait
+{
+    /// <summary>
+    /// Lightweight implementation of TaskCompletionSource<typeparamref name="T"/>
+    /// </summary>
+    /// <remarks>When possible, this will bypass TaskCompletionSource<typeparamref name="T"/> completely</remarks>
+    public readonly struct ValueTaskCompletionSource<T>
+    {
+        /// <summary><see cref="Object.Equals(Object)"/></summary>
+        public override bool Equals(object? obj) => obj is ValueTaskCompletionSource<T> other && _state == other._state;
+        /// <summary><see cref="Object.GetHashCode"/></summary>
+        public override int GetHashCode() => _state == null ? 0 : _state.GetHashCode();
+        /// <summary><see cref="Object.ToString"/></summary>
+        public override string ToString() => "ValueTaskCompletionSource";
+
+#if !NETSTANDARD1_3
+        private static readonly Func<Task<T>, Exception, bool>? s_TrySetException = TryCreate<Exception>(nameof(TrySetException));
+        private static readonly Func<Task<T>, T, bool>? s_TrySetResult = TryCreate<T>(nameof(TrySetResult));
+        private static readonly Func<Task<T>, CancellationToken, bool>? s_TrySetCanceled = TryCreate<CancellationToken>(nameof(TrySetCanceled));
+        private static readonly bool s_Optimized = ValidateOptimized();
+#endif
+        private readonly object _state;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private ValueTaskCompletionSource(object state) => _state = state;
+
+        /// <summary>
+        /// Gets the instance as a task
+        /// </summary>
+        public Task<T> Task
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _state as Task<T> ?? ((TaskCompletionSource<T>)_state).Task;
+        }
+
+        /// <summary>
+        /// Indicates whether this is an invalid default instance
+        /// </summary>
+        public bool IsNull
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => _state == null;
+        }
+
+        internal bool IsOptimized => _state is Task<T>;
+
+        /// <summary>
+        /// Create an instance pointing to a new task
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static ValueTaskCompletionSource<T> Create() =>
+#if !NETSTANDARD1_3
+            s_Optimized ? CreateOptimized() :
+#endif
+            CreateFallback();
+
+#if !NETSTANDARD1_3
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal static ValueTaskCompletionSource<T> CreateOptimized()
+        {
+            Counters.TaskAllocated.Increment();
+            return new ValueTaskCompletionSource<T>(new TaskCompletionSource<T>(TaskCreationOptions.RunContinuationsAsynchronously));
+        }
+#endif
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        internal static ValueTaskCompletionSource<T> CreateFallback()
+        {
+            Counters.TaskAllocated.Increment();
+            return new ValueTaskCompletionSource<T>(new TaskCompletionSource<T>());
+        }
+
+        /// <summary>
+        /// Set the outcome of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetException(Exception exception)
+        {
+#if !NETSTANDARD1_3
+            if (_state is Task<T> task)
+            {
+                var result = s_TrySetException!(task, exception);
+                if (!result && !task.IsCompleted) SpinUntilCompleted(task);
+                return result;
+            }
+#endif
+            return _state != null && ((TaskCompletionSource<T>)_state).TrySetException(exception);
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetException(Exception exception)
+        {
+            if (!TrySetException(exception)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the outcome of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetCanceled(CancellationToken cancellationToken = default)
+        {
+#if !NETSTANDARD1_3
+            if (_state is Task<T> task)
+            {
+                var result = s_TrySetCanceled!(task, cancellationToken);
+                if (!result && !task.IsCompleted) SpinUntilCompleted(task);
+                return result;
+            }
+#endif
+            return _state != null && ((TaskCompletionSource<T>)_state).TrySetCanceled(
+#if !NET45
+                cancellationToken
+#endif
+                );
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetCanceled(CancellationToken cancellationToken = default)
+        {
+            if (!TrySetCanceled(cancellationToken)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+        /// <summary>
+        /// Set the outcome of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool TrySetResult(T value)
+        {
+#if !NETSTANDARD1_3
+            if (_state is Task<T> task)
+            {
+                var result = s_TrySetResult!(task, value);
+                if (!result && !task.IsCompleted) SpinUntilCompleted(task);
+                return result;
+            }
+#endif
+            return _state != null && ((TaskCompletionSource<T>)_state).TrySetResult(value);
+        }
+
+        /// <summary>
+        /// Set the result of the operation
+        /// </summary>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void SetResult(T value)
+        {
+            if (!TrySetResult(value)) ThrowHelper.ThrowInvalidOperationException();
+        }
+
+#if !NETSTANDARD1_3
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        private static Func<Task<T>, TArg, bool>? TryCreate<TArg>(string methodName)
+        {
+            try
+            {
+                return (Func<Task<T>, TArg, bool>)Delegate.CreateDelegate(
+                typeof(Func<Task<T>, TArg, bool>),
+                typeof(Task<T>).GetMethod(methodName, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance,
+                    null, new[] { typeof(TArg) }, null)!);
+            }
+            catch { return null; }
+        }
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        private static bool ValidateOptimized()
+        {
+            try
+            {
+                // perform feature tests of our voodoo
+                var source = CreateOptimized();
+                var task = source.Task;
+                if (task == null) return false;
+                if (task.IsCompleted) return false;
+
+                if (!source.TrySetResult(default!)) return false;
+                if (task.Status != TaskStatus.RanToCompletion) return false;
+
+                source = CreateOptimized();
+                task = source.Task;
+                if (!source.TrySetException(new InvalidOperationException())) return false;
+                if (!task.IsCompleted) return false;
+                if (!task.IsFaulted) return false;
+                try
+                {
+                    _ = task.Result;
+                    return false;
+                }
+                catch (AggregateException ex) when (ex.InnerException is InvalidOperationException) { }
+                if (!(task.Exception?.InnerException is InvalidOperationException)) return false;
+                return true;
+            }
+            catch { return false; }
+        }
+
+        [MethodImpl(MethodImplOptions.NoInlining)]
+        private void SpinUntilCompleted(Task<T> task)
+        {
+            // Spin wait until the completion is finalized by another thread.
+            var sw = new SpinWait();
+            while (!task.IsCompleted)
+                sw.SpinOnce();
+        }
+#endif
+    }
+}

src/Admin/ThingsGateway.NewLife.X/Reflection/Reflect.cs

@@ -580,7 +580,19 @@ public static class Reflect
 
         return func;
     }
+    /// <summary>把一个方法转为泛型委托，便于快速反射调用</summary>
+    /// <typeparam name="TFunc"></typeparam>
+    /// <param name="method"></param>
+    /// <param name="target"></param>
+    /// <returns></returns>
+    public static void RemoveCache<TFunc>(this MethodInfo method, object? target = null) where TFunc : class
+    {
+        if (method == null) return;
 
+        var key = new DelegateCacheKey(method, typeof(TFunc), target);
+
+        DelegateCache<TFunc>.Cache.TryRemove(key);
+    }
     #endregion
 }
 public static class DelegateCache<TFunc>

src/Admin/ThingsGateway.NewLife.X/ThingsGateway.NewLife.X.csproj

@@ -24,7 +24,7 @@
 		<None Remove="..\..\..\README.zh-CN.md" Pack="false" PackagePath="\" />
 	</ItemGroup>
 
-	<PropertyGroup Condition="'$(TargetFramework)'=='net462' or '$(TargetFramework)'=='net5.0-windows' or '$(TargetFramework)'=='net6.0-windows' or '$(TargetFramework)'=='net7.0-windows' or '$(TargetFramework)'=='net8.0-windows'">
+	<PropertyGroup Condition="'$(TargetFramework)'=='net47' or '$(TargetFramework)'=='net5.0-windows' or '$(TargetFramework)'=='net6.0-windows' or '$(TargetFramework)'=='net7.0-windows' or '$(TargetFramework)'=='net8.0-windows'">
 		<DefineConstants>__WIN__</DefineConstants>
 	</PropertyGroup>
 
@@ -54,7 +54,26 @@
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
 	</ItemGroup>
 
+	<PropertyGroup Condition="$(TargetFramework)=='net6.0'">
+		<DefineConstants>$(DefineConstants);PLAT_THREADPOOLWORKITEM;PLAT_MRVTSC</DefineConstants>
+	</PropertyGroup>
+	<PropertyGroup Condition="$(TargetFramework)=='net8.0'">
+		<DefineConstants>$(DefineConstants);PLAT_THREADPOOLWORKITEM;PLAT_MRVTSC</DefineConstants>
+	</PropertyGroup>
 
+	<PropertyGroup Condition="$(TargetFramework)=='netstandard2.0'">
+		<DefineConstants>$(DefineConstants);PLAT_MRVTSC</DefineConstants>
+		<IncludeAsyncInterfaces>true</IncludeAsyncInterfaces>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="$(TargetFramework)=='net47'">
+		<DefineConstants>$(DefineConstants);PLAT_MRVTSC</DefineConstants>
+		<IncludeAsyncInterfaces>true</IncludeAsyncInterfaces>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.10" Condition="$(IncludeAsyncInterfaces)=='true'" />
+	</ItemGroup>
 
 	<!--<ItemGroup Condition="'$(TargetFramework)'=='net6.0-windows' or '$(TargetFramework)'=='net6.0' ">
 		<PackageReference Include="Microsoft.AspNetCore.DataProtection" Version="6.0.36" />

src/Admin/ThingsGateway.NewLife.X/Threading/TimerScheduler.cs

@@ -1,4 +1,4 @@
-using System.Diagnostics;
+using PooledAwait;
 
 using ThingsGateway.NewLife.Collections;
 using ThingsGateway.NewLife.Log;
@@ -65,8 +65,21 @@ public class TimerScheduler : IDisposable, ILogFeature
     public static TimeProvider GlobalTimeProvider { get; set; } = TimeProvider.System;
     #endregion
     #region 构造
-    private TimerScheduler(String name) => Name = name;
-
+    private TimerScheduler(String name)
+    {
+        Name = name;
+        _processCallback = state =>
+        {
+            try
+            {
+                Execute(state);
+            }
+            catch (Exception ex)
+            {
+                XTrace.WriteException(ex, "Timer执行错误");
+            }
+        };
+    }
     /// <summary>销毁</summary>
     public void Dispose()
     {
@@ -191,6 +204,13 @@ public class TimerScheduler : IDisposable, ILogFeature
                 Count--;
             }
         }
+
+        timer.Method.RemoveCache<TimerCallback>(timer.Target.Target);
+#if NET6_0_OR_GREATER
+        timer.Method.RemoveCache<Func<Object?, ValueTask>>(timer.Target.Target);
+#endif
+        timer.Method.RemoveCache<Func<Object?, Task>>(timer.Target.Target);
+
     }
 
     private AutoResetEvent? _waitForTimer;
@@ -244,24 +264,14 @@ public class TimerScheduler : IDisposable, ILogFeature
                         // 必须在主线程设置状态，否则可能异步线程还没来得及设置开始状态，主线程又开始了新的一轮调度
                         timer.Calling = true;
                         if (timer.IsAsyncTask)
-                            ExecuteAsync(timer);
+                            _ = ExecuteAsync(timer);
                         //Task.Factory.StartNew(ExecuteAsync, timer, CancellationToken.None, TaskCreationOptions.None, TaskScheduler.Default);
                         else if (!timer.Async)
                             Execute(timer);
                         else
                             //Task.Factory.StartNew(() => ProcessItem(timer));
                             // 不需要上下文流动，捕获所有异常
-                            ThreadPool.UnsafeQueueUserWorkItem(s =>
-                            {
-                                try
-                                {
-                                    Execute(s);
-                                }
-                                catch (Exception ex)
-                                {
-                                    XTrace.WriteException(ex);
-                                }
-                            }, timer);
+                            ThreadPool.UnsafeQueueUserWorkItem(_processCallback, timer);
                     }
                 }
             }
@@ -276,7 +286,7 @@ public class TimerScheduler : IDisposable, ILogFeature
 
         WriteLog("调度线程已退出：{0}", Name);
     }
-
+    private readonly WaitCallback _processCallback;
     /// <summary>检查定时器是否到期</summary>
     /// <param name="timer"></param>
     /// <param name="now"></param>
@@ -318,9 +328,10 @@ public class TimerScheduler : IDisposable, ILogFeature
 
         timer.hasSetNext = false;
 
-        using var span = timer.Tracer?.NewSpan(timer.TracerName ?? $"timer:Execute", timer.Timers + "");
-        var sw = _stopwatchPool.Get();
-        sw.Restart();
+        //string tracerName = timer.TracerName ?? "timer:ExecuteAsync";
+        //string timerArg = timer.Timers.ToString();
+        //using var span = timer.Tracer?.NewSpan(tracerName, timerArg);
+        var sw = ValueStopwatch.StartNew();
         try
         {
             // 弱引用判断
@@ -331,92 +342,106 @@ public class TimerScheduler : IDisposable, ILogFeature
                 timer.Dispose();
                 return;
             }
-
-            var func = timer.Method.As<TimerCallback>(target);
-            func!(timer.State);
+            if (timer.TimerCallbackCachedDelegate == null)
+            {
+                timer.TimerCallbackCachedDelegate = timer.Method.As<TimerCallback>(target);
+            }
+            //var func = timer.Method.As<TimerCallback>(target);
+            timer.TimerCallbackCachedDelegate!(timer.State);
         }
         catch (ThreadAbortException) { throw; }
         catch (ThreadInterruptedException) { throw; }
         // 如果用户代码没有拦截错误，则这里拦截，避免出错了都不知道怎么回事
         catch (Exception ex)
         {
-            span?.SetError(ex, null);
+            //span?.SetError(ex, null);
             XTrace.WriteException(ex);
         }
         finally
         {
-            sw.Stop();
-
-            OnExecuted(timer, (Int32)sw.ElapsedMilliseconds);
-
-            _stopwatchPool.Return(sw);
+            var ms = sw.GetElapsedTime().TotalMilliseconds;
+            OnExecuted(timer, (Int32)ms);
         }
     }
-    private static ObjectPool<Stopwatch> _stopwatchPool { get; } = new ObjectPool<Stopwatch>();
 
     /// <summary>处理每一个定时器</summary>
     /// <param name="state"></param>
-    private async void ExecuteAsync(Object? state)
+    private Task ExecuteAsync(Object? state)
     {
-        if (state is not TimerX timer) return;
-
-        //TimerX.Current = timer;
-
-        // 控制日志显示
-        //WriteLogEventArgs.CurrentThreadName = Name == "Default" ? "T" : Name;
-
-        timer.hasSetNext = false;
-
-        using var span = timer.Tracer?.NewSpan(timer.TracerName ?? $"timer:ExecuteAsync", timer.Timers + "");
-        var sw = _stopwatchPool.Get();
-        sw.Restart();
-        try
+        return ExecuteAsync(this, state);
+        static async PooledTask ExecuteAsync(TimerScheduler @this, Object? state)
         {
-            // 弱引用判断
-            var target = timer.Target.Target;
-            if (target == null && !timer.Method.IsStatic)
+            if (state is not TimerX timer) return;
+
+            //TimerX.Current = timer;
+
+            // 控制日志显示
+            //WriteLogEventArgs.CurrentThreadName = Name == "Default" ? "T" : Name;
+
+            timer.hasSetNext = false;
+
+            //string tracerName = timer.TracerName ?? "timer:ExecuteAsync";
+            //string timerArg = timer.Timers.ToString();
+            //using var span = timer.Tracer?.NewSpan(tracerName, timerArg);
+            var sw = ValueStopwatch.StartNew();
+            try
             {
-                Remove(timer, "委托已不存在（GC回收委托所在对象）");
-                timer.Dispose();
-                return;
-            }
+                // 弱引用判断
+                var target = timer.Target.Target;
+                if (target == null && !timer.Method.IsStatic)
+                {
+                    @this.Remove(timer, "委托已不存在（GC回收委托所在对象）");
+                    timer.Dispose();
+                    return;
+                }
+
+
 
 #if NET6_0_OR_GREATER
-            if (timer.IsValueTask)
-            {
-                var func = timer.Method.As<Func<Object?, ValueTask>>(target);
-                var task = func!(timer.State);
-                if (!task.IsCompleted)
-                    await task.ConfigureAwait(false);
-            }
-            else
+                if (timer.IsValueTask)
+                {
+                    if (timer.ValueTaskCachedDelegate == null)
+                    {
+                        timer.ValueTaskCachedDelegate = timer.Method.As<Func<Object?, ValueTask>>(target);
+                    }
+
+                    //var func = timer.Method.As<Func<Object?, ValueTask>>(target);
+                    var task = timer.ValueTaskCachedDelegate!(timer.State);
+                    if (!task.IsCompleted)
+                        await task.ConfigureAwait(false);
+                }
+                else
 #endif
-            {
-                var func = timer.Method.As<Func<Object?, Task>>(target);
-                var task = func!(timer.State);
-                if (!task.IsCompleted)
-                    await task.ConfigureAwait(false);
+                {
+                    if (timer.TaskCachedDelegate == null)
+                    {
+                        timer.TaskCachedDelegate = timer.Method.As<Func<Object?, Task>>(target);
+                    }
+
+                    //var func = timer.Method.As<Func<Object?, Task>>(target);
+                    var task = timer.TaskCachedDelegate!(timer.State);
+                    if (!task.IsCompleted)
+                        await task.ConfigureAwait(false);
+                }
+
             }
+            catch (ThreadAbortException) { throw; }
+            catch (ThreadInterruptedException) { throw; }
+            // 如果用户代码没有拦截错误，则这里拦截，避免出错了都不知道怎么回事
+            catch (Exception ex)
+            {
+                //span?.SetError(ex, null);
+                XTrace.WriteException(ex);
+            }
+            finally
+            {
+                var ms = sw.GetElapsedTime().TotalMilliseconds;
 
-        }
-        catch (ThreadAbortException) { throw; }
-        catch (ThreadInterruptedException) { throw; }
-        // 如果用户代码没有拦截错误，则这里拦截，避免出错了都不知道怎么回事
-        catch (Exception ex)
-        {
-            span?.SetError(ex, null);
-            XTrace.WriteException(ex);
-        }
-        finally
-        {
-            sw.Stop();
+                @this.OnExecuted(timer, (Int32)ms);
 
-            OnExecuted(timer, (Int32)sw.ElapsedMilliseconds);
-
-            _stopwatchPool.Return(sw);
+            }
         }
     }
-
     private void OnExecuted(TimerX timer, Int32 ms)
     {
         timer.Cost = timer.Cost == 0 ? ms : (timer.Cost + ms) / 2;

src/Admin/ThingsGateway.NewLife.X/Threading/TimerX.cs

@@ -542,6 +542,12 @@ public class TimerX : ITimer, ITimerx, IDisposable
         }
     }
 
+    public Func<object?, Task>? TaskCachedDelegate { get; internal set; }
+#if NET6_0_OR_GREATER
+    public Func<object?, ValueTask>? ValueTaskCachedDelegate { get; internal set; }
+#endif
+    public TimerCallback? TimerCallbackCachedDelegate { get; internal set; }
+
     private static void CopyNow(Object? state) => _Now = TimerScheduler.Default.GetNow();
     #endregion
 

src/Admin/ThingsGateway.SqlSugar/Sugar/Abstract/FastestProvider/FastestProvider.cs

@@ -694,8 +694,12 @@ namespace ThingsGateway.SqlSugar
             var enumerator = table.GetEnumerator();
             while (enumerator.MoveNext())
             {
-                var cur = enumerator.Current;
-                yield return cur.Value.Item2[rowIndex];
+                var kvp = enumerator.Current;
+                var list = kvp.Value.Item2;
+                if (list != null && rowIndex < list.Count)
+                    yield return list[rowIndex];
+                else
+                    yield return new DataInfos { ColumnName = kvp.Key, Value = DBNull.Value };
             }
 
         }

src/Admin/ThingsGateway.SqlSugar/Sugar/Abstract/FastestProvider/Private.cs

@@ -201,6 +201,7 @@ namespace ThingsGateway.SqlSugar
             {
                 foreach (var column in columns)
                 {
+
                     if (column.IsIgnore)
                     {
                         continue;
@@ -210,6 +211,12 @@ namespace ThingsGateway.SqlSugar
                     {
                         name = column.PropertyName;
                     }
+                    if (!results.TryGetValue(name, out var tuple) || tuple.Item2 == null)
+                    {
+                        // 某些列可能不在 DataTable 中（例如数据库多了列）
+                        continue;
+                    }
+
                     var value = ValueConverter(column, GetValue(item, column));
                     if (column.SqlParameterDbType != null && column.SqlParameterDbType is Type && UtilMethods.HasInterface((Type)column.SqlParameterDbType, typeof(ISugarDataConverter)))
                     {

src/Admin/ThingsGateway.SqlSugar/Sugar/ExpressionsToSql/Common/SugarParameter.cs

@@ -1,6 +1,5 @@
 using System.Data;
 using System.Data.Common;
-using System.Numerics;
 
 using ThingsGateway.NewLife.Reflection;
 namespace ThingsGateway.SqlSugar

src/Admin/ThingsGateway.SqlSugar/ThingsGateway.SqlSugar.csproj

@@ -37,7 +37,7 @@
 		<PackageReference Include="Microsoft.Data.SqlClient" Version="6.1.2" />
 		<PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" />
 		<PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
-		<PackageReference Include="System.Formats.Asn1" Version="8.0.2" />
+		<PackageReference Include="System.Formats.Asn1" Version="9.0.10" />
 	</ItemGroup>
 
 </Project>

src/Directory.Build.props

@@ -1,18 +1,18 @@
 <Project>
 
 	<PropertyGroup>
-		<PluginVersion>10.11.107</PluginVersion>
-		<ProPluginVersion>10.11.107</ProPluginVersion>
-		<DefaultVersion>10.11.107</DefaultVersion>
-		<AuthenticationVersion>10.11.6</AuthenticationVersion>
-		<SourceGeneratorVersion>10.11.6</SourceGeneratorVersion>
+		<PluginVersion>10.12.18</PluginVersion>
+		<ProPluginVersion>10.12.18</ProPluginVersion>
+		<DefaultVersion>10.12.18</DefaultVersion>
+		<AuthenticationVersion>10.11.7</AuthenticationVersion>
+		<SourceGeneratorVersion>10.11.7</SourceGeneratorVersion>
 		<NET8Version>8.0.21</NET8Version>
 		<NET10Version>10.0.0-rc.2.25502.107</NET10Version>
 		<SatelliteResourceLanguages>zh-Hans;en-US</SatelliteResourceLanguages>
 		<IsTrimmable>false</IsTrimmable>
 		<ManagementProPluginVersion>10.11.87</ManagementProPluginVersion>
 		<ManagementPluginVersion>10.11.87</ManagementPluginVersion>
-		<TSVersion>4.0.0-beta.120</TSVersion>
+		<TSVersion>4.0.0-rc.5</TSVersion>
 		
 		
 	</PropertyGroup>

src/Foundation/ThingsGateway.Foundation.Razor/DebugPages/LogConsole.razor

@@ -10,53 +10,53 @@
 <div class="w-100" style=@($"height:{HeightString}")>
 
     <Card HeaderText=@HeaderText class=@("w-100 h-100")>
-    <HeaderTemplate>
-        <div class="flex-fill">
-        </div>
+        <HeaderTemplate>
+            <div class="flex-fill">
+            </div>
 
-        @if (LogLevelChanged.HasDelegate)
-        {
-            <Select Value="@LogLevel" ValueChanged="LogLevelChanged" IsPopover></Select>
-        }
-        <Tooltip class=" col-auto" Title="@RazorLocalizer[Pause?"Play":"Pause"]" Placement="Placement.Bottom">
+            @if (LogLevelChanged.HasDelegate)
+            {
+                <Select Value="@LogLevel" ValueChanged="LogLevelChanged" IsPopover></Select>
+            }
+            <Tooltip class=" col-auto" Title=@(Pause? PlayText:PauseText) Placement="Placement.Bottom">
 
-            <Button Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@(Pause?"fa fa-play":"fa fa-pause") OnClick="OnPause" />
+                <Button Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@(Pause ? "fa fa-play" : "fa fa-pause") OnClick="OnPause" />
 
-        </Tooltip>
+            </Tooltip>
 
-        <Tooltip class=" col-auto" Title="@RazorLocalizer["Export"]" Placement="Placement.Bottom">
+            <Tooltip class=" col-auto" Title="@ExportText" Placement="Placement.Bottom">
 
-            <Button IsAsync Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@("fa fa-sign-out") OnClick="HandleOnExportClick" />
+                <Button IsAsync Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@("fa fa-sign-out") OnClick="HandleOnExportClick" />
 
-        </Tooltip>
+            </Tooltip>
 
-        <Tooltip class=" col-auto" Title="@RazorLocalizer["Delete"]" Placement="Placement.Bottom">
+            <Tooltip class=" col-auto" Title="@DeleteText" Placement="Placement.Bottom">
 
-            <Button IsAsync Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@("far fa-trash-alt") OnClick="Delete" />
+                <Button IsAsync Color="Color.None" style="color: var(--bs-card-title-color);" Icon=@("far fa-trash-alt") OnClick="Delete" />
 
-        </Tooltip>
+            </Tooltip>
 
 
-    </HeaderTemplate>
-    <BodyTemplate>
-                <div style=@($"height:calc(100% - 50px);overflow-y:scroll;flex-fill;")>
-            <Virtualize Items="CurrentMessages??new  List<LogMessage>()" Context="itemMessage" ItemSize="60" OverscanCount=2>
-                <ItemContent>
-                    @*       <Tooltip Placement="Placement.Bottom" Title=@itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 500))> *@
-                    <div class=@(itemMessage.Level<(byte)Microsoft.Extensions.Logging.LogLevel.Information?"":
-                         itemMessage.Level>=(byte)Microsoft.Extensions.Logging.LogLevel.Warning? " red--text text-truncate":"green--text text-truncate")
-                         title=@itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 500))>
+        </HeaderTemplate>
+        <BodyTemplate>
+            <div style=@($"height:calc(100% - 50px);overflow-y:scroll;flex-fill;")>
+                <Virtualize Items="CurrentMessages ?? new List<LogMessage>()" Context="itemMessage" ItemSize="60" OverscanCount=2>
+                    <ItemContent>
+                        @*       <Tooltip Placement="Placement.Bottom" Title=@itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 500))> *@
+                        <div class=@(itemMessage.Level<(byte)Microsoft.Extensions.Logging.LogLevel.Information?"":
+                                                          itemMessage.Level >= (byte)Microsoft.Extensions.Logging.LogLevel.Warning ? " red--text text-truncate" : "green--text text-truncate")
+                             title=@itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 500))>
 
-                        @itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 150))
+                            @itemMessage.Message.Substring(0, Math.Min(itemMessage.Message.Length, 150))
 
-                    </div>
-                    @* </Tooltip> *@
-                </ItemContent>
-            </Virtualize>
-        </div>
+                        </div>
+                        @* </Tooltip> *@
+                    </ItemContent>
+                </Virtualize>
+            </div>
 
-    </BodyTemplate>
-</Card>
+        </BodyTemplate>
+    </Card>
 
 
 </div>

src/Foundation/ThingsGateway.Foundation.Razor/DebugPages/LogConsole.razor.cs

@@ -10,12 +10,11 @@
 
 using Microsoft.AspNetCore.Components.Web;
 
-using System.Diagnostics;
 using System.Text.RegularExpressions;
 
 using ThingsGateway.Extension;
 using ThingsGateway.Foundation;
-using ThingsGateway.NewLife;
+using ThingsGateway.NewLife.Threading;
 
 using TouchSocket.Core;
 
@@ -23,6 +22,24 @@ namespace ThingsGateway.Debug;
 
 public partial class LogConsole : IDisposable
 {
+
+    private string PlayText { get; set; }
+    private string PauseText { get; set; }
+    private string ExportText { get; set; }
+    private string DeleteText { get; set; }
+
+    protected override void OnInitialized()
+    {
+        PlayText = RazorLocalizer["Play"];
+        PauseText = RazorLocalizer["Pause"];
+        ExportText = RazorLocalizer["Export"];
+        DeleteText = RazorLocalizer["Delete"];
+
+        _Timer = new TimerX(RunTimerAsync, null, 1_000, 1_000, nameof(LogConsole)) { Async = true };
+        base.OnInitialized();
+    }
+    private TimerX _Timer;
+
     private bool Pause;
 
     public bool Disposed { get; set; }
@@ -69,7 +86,7 @@ public partial class LogConsole : IDisposable
         {
             logPath = LogPath;
             Messages = new List<LogMessage>();
-            await ExecuteAsync();
+            _Timer?.SetNext(0);
         }
 
         await base.OnParametersSetAsync();
@@ -82,63 +99,38 @@ public partial class LogConsole : IDisposable
     public void Dispose()
     {
         Disposed = true;
+        _Timer?.SafeDispose();
         GC.SuppressFinalize(this);
     }
-    private WaitLock WaitLock = new(nameof(LogConsole));
-    protected async Task ExecuteAsync()
+    protected async ValueTask ExecuteAsync()
     {
-        if (WaitLock.Waited) return;
-        try
-        {
-            await WaitLock.WaitAsync();
-            await Task.Delay(1000);
 
-            if (LogPath != null)
+        if (LogPath != null)
+        {
+            var files = await TextFileReadService.GetLogFilesAsync(LogPath);
+            if (!files.IsSuccess)
             {
-                var files = await TextFileReadService.GetLogFilesAsync(LogPath);
-                if (!files.IsSuccess)
+                Messages = new List<LogMessage>();
+                await Task.Delay(1000);
+            }
+            else
+            {
+
+                var result = await TextFileReadService.LastLogDataAsync(files.Content.FirstOrDefault());
+                if (result.IsSuccess)
                 {
-                    Messages = new List<LogMessage>();
-                    await Task.Delay(1000);
+                    Messages = result.Content.Where(a => a.LogLevel >= LogLevel).Select(a => new LogMessage((int)a.LogLevel, $"{a.LogTime} - {a.Message}{(a.ExceptionString.IsNullOrWhiteSpace() ? null : $"{Environment.NewLine}{a.ExceptionString}")}")).ToArray();
                 }
                 else
                 {
-                    await Task.Run(async () =>
-                    {
-                        Stopwatch sw = Stopwatch.StartNew();
-                        var result = await TextFileReadService.LastLogDataAsync(files.Content.FirstOrDefault());
-                        if (result.IsSuccess)
-                        {
-                            Messages = result.Content.Where(a => a.LogLevel >= LogLevel).Select(a => new LogMessage((int)a.LogLevel, $"{a.LogTime} - {a.Message}{(a.ExceptionString.IsNullOrWhiteSpace() ? null : $"{Environment.NewLine}{a.ExceptionString}")}")).ToList();
-                        }
-                        else
-                        {
-                            Messages = new List<LogMessage>();
-                        }
-                        sw.Stop();
-                        if (sw.ElapsedMilliseconds > 500)
-                        {
-                            await Task.Delay(1000);
-                        }
-                    });
+                    Messages = Array.Empty<LogMessage>();
                 }
+
             }
         }
-        catch (Exception ex)
-        {
-            NewLife.Log.XTrace.WriteException(ex);
-        }
-        finally
-        {
-            WaitLock.Release();
-        }
+
     }
 
-    protected override void OnInitialized()
-    {
-        _ = RunTimerAsync();
-        base.OnInitialized();
-    }
 
     private async Task Delete()
     {
@@ -185,19 +177,9 @@ public partial class LogConsole : IDisposable
         return Task.CompletedTask;
     }
 
-    private async Task RunTimerAsync()
+    private async Task RunTimerAsync(object? state)
     {
-        while (!Disposed)
-        {
-            try
-            {
-                await ExecuteAsync();
-                await InvokeAsync(StateHasChanged);
-            }
-            catch (Exception ex)
-            {
-                NewLife.Log.XTrace.WriteException(ex);
-            }
-        }
+        await ExecuteAsync();
+        await InvokeAsync(StateHasChanged);
     }
 }

src/Foundation/ThingsGateway.Foundation.Variable/VariableObject.cs

@@ -11,6 +11,8 @@
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
+using PooledAwait;
+
 using System.Linq.Expressions;
 
 using ThingsGateway.Gateway.Application.Extensions;
@@ -139,18 +141,27 @@ public abstract class VariableObject
     /// <summary>
     /// <see cref="VariableRuntimeAttribute"/>特性连读，反射赋值到继承类中的属性
     /// </summary>
-    public virtual async ValueTask<OperResult> MultiReadAsync(CancellationToken cancellationToken = default)
+    public virtual ValueTask<OperResult> MultiReadAsync(CancellationToken cancellationToken = default)
     {
         try
         {
             GetVariableSources();
             //连读
-            foreach (var item in DeviceVariableSourceReads)
+            return MultiReadAsync(this, cancellationToken);
+        }
+        catch (Exception ex)
+        {
+            return EasyValueTask.FromResult(new OperResult(ex));
+        }
+
+        static async PooledValueTask<OperResult> MultiReadAsync(VariableObject @this, CancellationToken cancellationToken)
+        {
+            foreach (var item in @this.DeviceVariableSourceReads)
             {
-                var result = await Device.ReadAsync(item.RegisterAddress, item.Length, cancellationToken).ConfigureAwait(false);
+                var result = await @this.Device.ReadAsync(item.RegisterAddress, item.Length, cancellationToken).ConfigureAwait(false);
                 if (result.IsSuccess)
                 {
-                    var result1 = item.VariableRuntimes.PraseStructContent(Device, result.Content.Span, exWhenAny: true);
+                    var result1 = item.VariableRuntimes.PraseStructContent(@this.Device, result.Content.Span, exWhenAny: true);
                     if (!result1.IsSuccess)
                     {
                         item.LastErrorMessage = result1.ErrorMessage;
@@ -168,13 +179,9 @@ public abstract class VariableObject
                 }
             }
 
-            SetValue();
+            @this.SetValue();
             return OperResult.Success;
         }
-        catch (Exception ex)
-        {
-            return new OperResult(ex);
-        }
     }
 
     /// <summary>
@@ -205,30 +212,31 @@ public abstract class VariableObject
     /// <param name="propertyName">属性名称，必须使用<see cref="VariableRuntimeAttribute"/>特性</param>
     /// <param name="value">写入值</param>
     /// <param name="cancellationToken">取消令箭</param>
-    public virtual async ValueTask<OperResult> WriteValueAsync(string propertyName, object value, CancellationToken cancellationToken = default)
+    public virtual ValueTask<OperResult> WriteValueAsync(string propertyName, object value, CancellationToken cancellationToken = default)
     {
         try
         {
             GetVariableSources();
             if (string.IsNullOrEmpty(propertyName))
             {
-                return new OperResult($"PropertyName cannot be null or empty.");
+                return EasyValueTask.FromResult(new OperResult($"PropertyName cannot be null or empty."));
             }
 
             if (!VariableRuntimePropertyDict.TryGetValue(propertyName, out var variableRuntimeProperty))
             {
-                return new OperResult($"This attribute is not recognized and may not have been identified using the {typeof(VariableRuntimeAttribute)} attribute");
+                return EasyValueTask.FromResult(new OperResult($"This attribute is not recognized and may not have been identified using the {typeof(VariableRuntimeAttribute)} attribute"));
             }
 
             JToken jToken = GetExpressionsValue(value, variableRuntimeProperty);
 
-            var result = await Device.WriteJTokenAsync(variableRuntimeProperty.VariableClass.RegisterAddress, jToken, variableRuntimeProperty.VariableClass.DataType, cancellationToken).ConfigureAwait(false);
-            return result;
+            return Device.WriteJTokenAsync(variableRuntimeProperty.VariableClass.RegisterAddress, jToken, variableRuntimeProperty.VariableClass.DataType, cancellationToken);
         }
         catch (Exception ex)
         {
-            return new OperResult(ex);
+            return EasyValueTask.FromResult(new OperResult(ex));
         }
+
+
     }
 
     /// <summary>

src/Foundation/ThingsGateway.Foundation/Channel/DDP/DDPTcpSessionClientChannel.cs

@@ -8,6 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
+using PooledAwait;
+
 using System.Runtime.CompilerServices;
 
 using TouchSocket.Resources;
@@ -138,82 +140,86 @@ public class DDPTcpSessionClientChannel : TcpSessionClientChannel
 
     private DeviceSingleStreamDataHandleAdapter<DDPTcpMessage> DDPAdapter = new();
 
-    protected override async ValueTask<bool> OnTcpReceiving(IBytesReader byteBlock)
+    protected override ValueTask<bool> OnTcpReceiving(IBytesReader byteBlock)
     {
 
         if (DDPAdapter.TryParseRequest(ref byteBlock, out var message))
         {
-            return true;
+            return EasyValueTask.FromResult(true);
         }
+        return OnTcpReceiving(this, message);
 
-        if (message != null)
+        static async PooledValueTask<bool> OnTcpReceiving(DDPTcpSessionClientChannel @this, DDPTcpMessage message)
         {
-            if (message.IsSuccess)
+            if (message != null)
             {
-                var id = $"ID={message.Id}";
-                if (message.Type == 0x09)
+                if (message.IsSuccess)
                 {
-                    var reader = new ClassBytesReader(message.Content);
-
-                    if (this.DataHandlingAdapter == null)
+                    var id = $"ID={message.Id}";
+                    if (message.Type == 0x09)
                     {
-                        await this.OnTcpReceived(new ReceivedDataEventArgs(message.Content, default)).ConfigureAwait(false);
+                        var reader = new ClassBytesReader(message.Content);
+
+                        if (@this.DataHandlingAdapter == null)
+                        {
+                            await @this.OnTcpReceived(new ReceivedDataEventArgs(message.Content, default)).ConfigureAwait(false);
+                        }
+                        else
+                        {
+                            await @this.DataHandlingAdapter.ReceivedInputAsync(reader).ConfigureAwait(false);
+                        }
+
+                        return true;
                     }
                     else
                     {
-                        await this.DataHandlingAdapter.ReceivedInputAsync(reader).ConfigureAwait(false);
-                    }
-
-                    return true;
-                }
-                else
-                {
-                    if (message.Type == 0x01)
-                    {
-                        bool log = false;
-                        if (id != Id) log = true;
-
-                        //注册ID
-                        if (Service is ITcpServiceChannel tcpService && tcpService.TryGetClient(id, out var oldClient) && oldClient != this)
+                        if (message.Type == 0x01)
                         {
-                            Logger?.Debug($"Old socket connections with the same ID {id} will be closed");
-                            try
-                            {
-                                //await oldClient.ShutdownAsync(System.Net.Sockets.SocketShutdown.Both).ConfigureAwait(false);
-                                await oldClient.CloseAsync().ConfigureAwait(false);
-                            }
-                            catch
-                            {
-                            }
-                            try
-                            {
-                                oldClient.Dispose();
-                            }
-                            catch
+                            bool log = false;
+                            if (id != @this.Id) log = true;
+
+                            //注册ID
+                            if (@this.Service is ITcpServiceChannel tcpService && tcpService.TryGetClient(id, out var oldClient) && oldClient != @this)
                             {
+                                @this.Logger?.Debug($"Old socket connections with the same ID {id} will be closed");
+                                try
+                                {
+                                    //await oldClient.ShutdownAsync(System.Net.Sockets.SocketShutdown.Both).ConfigureAwait(false);
+                                    await oldClient.CloseAsync().ConfigureAwait(false);
+                                }
+                                catch
+                                {
+                                }
+                                try
+                                {
+                                    oldClient.Dispose();
+                                }
+                                catch
+                                {
+                                }
                             }
+
+                            await @this.ResetIdAsync(id, @this.ClosedToken).ConfigureAwait(false);
+
+                            //发送成功
+                            await @this.ProtectedSendAsync(new DDPSend(ReadOnlyMemory<byte>.Empty, id, true, 0x81), @this.ClosedToken).ConfigureAwait(false);
+                            if (log)
+                                @this.Logger?.Info(string.Format(AppResource.DtuConnected, @this.Id));
+                        }
+                        else if (message.Type == 0x02)
+                        {
+                            await @this.ProtectedSendAsync(new DDPSend(ReadOnlyMemory<byte>.Empty, @this.Id, true, 0x82), @this.ClosedToken).ConfigureAwait(false);
+                            @this.Logger?.Info(string.Format(AppResource.DtuDisconnecting, @this.Id));
+                            await Task.Delay(100).ConfigureAwait(false);
+                            await @this.CloseAsync().ConfigureAwait(false);
+                            @this.SafeDispose();
                         }
-
-                        await ResetIdAsync(id, ClosedToken).ConfigureAwait(false);
-
-                        //发送成功
-                        await base.ProtectedSendAsync(new DDPSend(ReadOnlyMemory<byte>.Empty, id, true, 0x81), ClosedToken).ConfigureAwait(false);
-                        if (log)
-                            Logger?.Info(string.Format(AppResource.DtuConnected, Id));
-                    }
-                    else if (message.Type == 0x02)
-                    {
-                        await base.ProtectedSendAsync(new DDPSend(ReadOnlyMemory<byte>.Empty, Id, true, 0x82), ClosedToken).ConfigureAwait(false);
-                        Logger?.Info(string.Format(AppResource.DtuDisconnecting, Id));
-                        await Task.Delay(100).ConfigureAwait(false);
-                        await this.CloseAsync().ConfigureAwait(false);
-                        this.SafeDispose();
                     }
                 }
             }
-        }
 
-        return true;
+            return true;
+        }
     }
 
     #region Throw

src/Foundation/ThingsGateway.Foundation/Channel/DDP/DDPUdpSessionChannel.cs

@@ -8,6 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
+using PooledAwait;
+
 using System.Collections.Concurrent;
 using System.Net;
 using System.Runtime.CompilerServices;
@@ -80,73 +82,78 @@ public class DDPUdpSessionChannel : UdpSessionChannel, IClientChannel, IDtuUdpSe
     }
 
 
-    protected override async ValueTask<bool> OnUdpReceiving(UdpReceiveingEventArgs e)
+    protected override ValueTask<bool> OnUdpReceiving(UdpReceiveingEventArgs e)
     {
         var byteBlock = e.Memory;
         var endPoint = e.EndPoint;
 
         if (!DDPAdapter.TryParseRequest(endPoint, byteBlock, out var message))
-            return true;
+            return EasyValueTask.FromResult(true);
 
-        if (message != null)
+        return OnUdpReceiving(this, endPoint, message);
+
+        static async PooledValueTask<bool> OnUdpReceiving(DDPUdpSessionChannel @this, EndPoint endPoint, DDPUdpMessage message)
         {
-            if (message.IsSuccess)
+            if (message != null)
             {
-                var id = $"ID={message.Id}";
-                if (message.Type == 0x09)
+                if (message.IsSuccess)
                 {
-                    if (this.DataHandlingAdapter == null)
+                    var id = $"ID={message.Id}";
+                    if (message.Type == 0x09)
                     {
-                        await this.OnUdpReceived(new UdpReceivedDataEventArgs(endPoint, message.Content, default)).ConfigureAwait(false);
+                        if (@this.DataHandlingAdapter == null)
+                        {
+                            await @this.OnUdpReceived(new UdpReceivedDataEventArgs(endPoint, message.Content, default)).ConfigureAwait(false);
+                        }
+                        else
+                        {
+                            await @this.DataHandlingAdapter.ReceivedInputAsync(endPoint, message.Content).ConfigureAwait(false);
+                        }
+
+                        return true;
                     }
                     else
                     {
-                        await this.DataHandlingAdapter.ReceivedInputAsync(endPoint, message.Content).ConfigureAwait(false);
-                    }
+                        if (message.Type == 0x01)
+                        {
+                            bool log = false;
 
-                    return true;
-                }
-                else
-                {
-                    if (message.Type == 0x01)
-                    {
-                        bool log = false;
+                            //注册ID
+                            if (!@this.IdDict.TryAdd(endPoint, id))
+                            {
+                                @this.IdDict[endPoint] = id;
+                            }
+                            else
+                            {
+                                log = true;
+                            }
+                            if (!@this.EndPointDcit.TryAdd(id, endPoint))
+                            {
+                                @this.EndPointDcit[id] = endPoint;
+                            }
+                            else
+                            {
+                                log = true;
+                            }
 
-                        //注册ID
-                        if (!IdDict.TryAdd(endPoint, id))
-                        {
-                            IdDict[endPoint] = id;
+                            //发送成功
+                            await @this.DDPAdapter.SendInputAsync(endPoint, new DDPSend(ReadOnlyMemory<byte>.Empty, id, false, 0x81), @this.ClosedToken).ConfigureAwait(false);
+                            if (log)
+                                @this.Logger?.Info(string.Format(AppResource.DtuConnected, id));
                         }
-                        else
+                        else if (message.Type == 0x02)
                         {
-                            log = true;
+                            await @this.DDPAdapter.SendInputAsync(endPoint, new DDPSend(ReadOnlyMemory<byte>.Empty, id, false, 0x82), @this.ClosedToken).ConfigureAwait(false);
+                            @this.Logger?.Info(string.Format(AppResource.DtuDisconnecting, id));
+                            await Task.Delay(100).ConfigureAwait(false);
+                            @this.IdDict.TryRemove(endPoint, out _);
+                            @this.EndPointDcit.TryRemove(id, out _);
                         }
-                        if (!EndPointDcit.TryAdd(id, endPoint))
-                        {
-                            EndPointDcit[id] = endPoint;
-                        }
-                        else
-                        {
-                            log = true;
-                        }
-
-                        //发送成功
-                        await DDPAdapter.SendInputAsync(endPoint, new DDPSend(ReadOnlyMemory<byte>.Empty, id, false, 0x81), ClosedToken).ConfigureAwait(false);
-                        if (log)
-                            Logger?.Info(string.Format(AppResource.DtuConnected, id));
-                    }
-                    else if (message.Type == 0x02)
-                    {
-                        await DDPAdapter.SendInputAsync(endPoint, new DDPSend(ReadOnlyMemory<byte>.Empty, id, false, 0x82), ClosedToken).ConfigureAwait(false);
-                        Logger?.Info(string.Format(AppResource.DtuDisconnecting, id));
-                        await Task.Delay(100).ConfigureAwait(false);
-                        IdDict.TryRemove(endPoint, out _);
-                        EndPointDcit.TryRemove(id, out _);
                     }
                 }
             }
+            return true;
         }
-        return true;
     }
 
     #region Throw

src/Foundation/ThingsGateway.Foundation/Channel/Extension/ChannelOptionsExtensions.cs

@@ -8,6 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
+using PooledAwait;
+
 using ThingsGateway.Foundation.Extension.String;
 
 using TouchSocket.SerialPorts;
@@ -26,22 +28,31 @@ public static class ChannelOptionsExtensions
     /// <param name="e">接收数据</param>
     /// <param name="funcs">事件</param>
     /// <returns></returns>
-    internal static async Task OnChannelReceivedEvent(this IClientChannel clientChannel, ReceivedDataEventArgs e, ChannelReceivedEventHandler funcs)
+    internal static ValueTask OnChannelReceivedEvent(this IClientChannel clientChannel, ReceivedDataEventArgs e, ChannelReceivedEventHandler funcs)
     {
         clientChannel.ThrowIfNull(nameof(IClientChannel));
         e.ThrowIfNull(nameof(ReceivedDataEventArgs));
         funcs.ThrowIfNull(nameof(ChannelReceivedEventHandler));
 
-        if (funcs.Count > 0)
+        return OnChannelReceivedEvent(clientChannel, e, funcs);
+
+        static async PooledValueTask OnChannelReceivedEvent(IClientChannel clientChannel, ReceivedDataEventArgs e, ChannelReceivedEventHandler funcs)
         {
-            for (int i = 0; i < funcs.Count; i++)
+            if (funcs.Count > 0)
             {
-                var func = funcs[i];
-                if (func == null) continue;
-                await func.Invoke(clientChannel, e, i == funcs.Count - 1).ConfigureAwait(false);
-                if (e.Handled)
+                for (int i = 0; i < funcs.Count; i++)
                 {
-                    break;
+                    var func = funcs[i];
+                    if (func == null) continue;
+                    var taskResult = func.Invoke(clientChannel, e, i == funcs.Count - 1);
+                    if (!taskResult.IsCompletedSuccessfully)
+                    {
+                        await taskResult.ConfigureAwait(false);
+                    }
+                    if (e.Handled)
+                    {
+                        break;
+                    }
                 }
             }
         }
@@ -53,7 +64,7 @@ public static class ChannelOptionsExtensions
     /// <param name="clientChannel">通道</param>
     /// <param name="funcs">事件</param>
     /// <returns></returns>
-    internal static async Task OnChannelEvent(this IClientChannel clientChannel, ChannelEventHandler funcs)
+    internal static async ValueTask OnChannelEvent(this IClientChannel clientChannel, ChannelEventHandler funcs)
     {
         try
         {

src/Foundation/ThingsGateway.Foundation/Channel/IChannel.cs

@@ -65,7 +65,7 @@ public interface IChannel : ISetupConfigObject, IDisposable, IClosableClient, IC
 /// <summary>
 /// 接收事件回调类
 /// </summary>
-public class ChannelReceivedEventHandler : List<Func<IClientChannel, ReceivedDataEventArgs, bool, Task>>
+public class ChannelReceivedEventHandler : List<Func<IClientChannel, ReceivedDataEventArgs, bool, ValueTask>>
 {
 }
 

src/Foundation/ThingsGateway.Foundation/Channel/IClientChannel.cs

@@ -30,7 +30,6 @@ public interface IClientChannel : IChannel, ISender, IClient, IClientSender, IOn
     WaitHandlePool<MessageBase> WaitHandlePool { get; }
 
     WaitLock GetLock(string key);
-    void LogSeted(bool logSeted);
 
     /// <summary>
     /// 设置数据处理适配器

src/Foundation/ThingsGateway.Foundation/Channel/OtherChannel.cs

@@ -80,13 +80,11 @@ public class OtherChannel : SetupConfigObject, IClientChannel
 
 
 
-    private bool logSet;
     /// <inheritdoc/>
     public void SetDataHandlingAdapterLogger(ILog log)
     {
-        if (!logSet && ReadOnlyDataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
+        if (ReadOnlyDataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
         {
-            logSet = true;
             handleAdapter.Logger = log;
         }
     }
@@ -96,12 +94,8 @@ public class OtherChannel : SetupConfigObject, IClientChannel
         if (adapter is SingleStreamDataHandlingAdapter singleStreamDataHandlingAdapter)
             SetAdapter(singleStreamDataHandlingAdapter);
 
-        logSet = false;
-    }
-    public void LogSeted(bool logSeted)
-    {
-        logSet = logSeted;
     }
+
     /// <summary>
     /// 设置数据处理适配器。
     /// </summary>
@@ -131,10 +125,10 @@ public class OtherChannel : SetupConfigObject, IClientChannel
         m_dataHandlingAdapter = adapter;
     }
 
-    private Task PrivateHandleReceivedData(ReadOnlyMemory<byte> byteBlock, IRequestInfo requestInfo)
+    private async Task PrivateHandleReceivedData(ReadOnlyMemory<byte> byteBlock, IRequestInfo requestInfo)
     {
         LastReceivedTime = DateTime.Now;
-        return this.OnChannelReceivedEvent(new ReceivedDataEventArgs(byteBlock, requestInfo), ChannelReceived);
+        await this.OnChannelReceivedEvent(new ReceivedDataEventArgs(byteBlock, requestInfo), ChannelReceived).ConfigureAwait(false);
     }
 
     /// <summary>

src/Foundation/ThingsGateway.Foundation/Channel/Plugin/DtuPlugin.cs

@@ -8,6 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
+using PooledAwait;
+
 using System.Text;
 
 using ThingsGateway.Foundation.Extension.String;
@@ -59,64 +61,71 @@ public class DtuPlugin : PluginBase, ITcpReceivingPlugin
     public bool DtuIdHex { get; set; }
 
     /// <inheritdoc/>
-    public async Task OnTcpReceiving(ITcpSession client, BytesReaderEventArgs e)
+    public Task OnTcpReceiving(ITcpSession client, BytesReaderEventArgs e)
     {
-        var len = HeartbeatByte.Length;
-        if (client is TcpSessionClientChannel socket && socket.Service is ITcpServiceChannel tcpServiceChannel)
+        return OnTcpReceiving(this, client, e);
+
+
+        static async PooledTask OnTcpReceiving(DtuPlugin @this, ITcpSession client, BytesReaderEventArgs e)
         {
-            if (!socket.Id.StartsWith("ID="))
+            var len = @this.HeartbeatByte.Length;
+            if (client is TcpSessionClientChannel socket && socket.Service is ITcpServiceChannel tcpServiceChannel)
             {
-                var id = DtuIdHex ? $"ID={e.Reader.ToHexString()}" : $"ID={e.Reader.TotalSequence.ToString(Encoding.UTF8)}";
-                if (tcpServiceChannel.TryGetClient(id, out var oldClient))
+                if (!socket.Id.StartsWith("ID="))
+                {
+                    var id = @this.DtuIdHex ? $"ID={e.Reader.ToHexString()}" : $"ID={e.Reader.TotalSequence.ToString(Encoding.UTF8)}";
+                    if (tcpServiceChannel.TryGetClient(id, out var oldClient))
+                    {
+                        try
+                        {
+                            await oldClient.CloseAsync().ConfigureAwait(false);
+                            oldClient.Dispose();
+                        }
+                        catch
+                        {
+                        }
+                    }
+                    await socket.ResetIdAsync(id, client.ClosedToken).ConfigureAwait(false);
+                    client.Logger?.Info(string.Format(AppResource.DtuConnected, id));
+                    e.Reader.Advance((int)e.Reader.BytesRemaining);
+                    e.Handled = true;
+                }
+
+                if (!socket.Service.ClientExists(socket.Id))
                 {
                     try
                     {
-                        await oldClient.CloseAsync().ConfigureAwait(false);
-                        oldClient.Dispose();
+                        await socket.CloseAsync().ConfigureAwait(false);
+                        socket.Dispose();
                     }
                     catch
                     {
                     }
-                }
-                await socket.ResetIdAsync(id, client.ClosedToken).ConfigureAwait(false);
-                client.Logger?.Info(string.Format(AppResource.DtuConnected, id));
-                e.Reader.Advance((int)e.Reader.BytesRemaining);
-                e.Handled = true;
-            }
 
-            if (!socket.Service.ClientExists(socket.Id))
-            {
-                try
-                {
-                    await socket.CloseAsync().ConfigureAwait(false);
-                    socket.Dispose();
-                }
-                catch
-                {
+                    await e.InvokeNext().ConfigureAwait(false);//如果本插件无法处理当前数据，请将数据转至下一个插件。
+                    return;
                 }
 
-                await e.InvokeNext().ConfigureAwait(false);//如果本插件无法处理当前数据，请将数据转至下一个插件。
-                return;
-            }
-
-            if (len > 0)
-            {
-                if (HeartbeatByte.Span.SequenceEqual(e.Reader.TotalSequence.Slice(0, (int)Math.Min(len, e.Reader.BytesRemaining + e.Reader.BytesRead)).First.Span))
+                if (len > 0)
                 {
-                    if (DateTimeOffset.Now - socket.LastSentTime < TimeSpan.FromMilliseconds(200))
+                    if (@this.HeartbeatByte.Span.SequenceEqual(e.Reader.TotalSequence.Slice(0, (int)Math.Min(len, e.Reader.BytesRemaining + e.Reader.BytesRead)).First.Span))
                     {
-                        await Task.Delay(200, client.ClosedToken).ConfigureAwait(false);
+                        if (DateTimeOffset.Now - socket.LastSentTime < TimeSpan.FromMilliseconds(200))
+                        {
+                            await Task.Delay(200, client.ClosedToken).ConfigureAwait(false);
+                        }
+                        //回应心跳包
+                        await socket.SendAsync(@this.HeartbeatByte, socket.ClosedToken).ConfigureAwait(false);
+                        e.Reader.Advance((int)Math.Min(len, e.Reader.BytesRemaining));
+                        e.Handled = true;
+                        if (socket.Logger?.LogLevel <= LogLevel.Trace)
+                            socket.Logger?.Trace($"{socket}- Heartbeat");
                     }
-                    //回应心跳包
-                    await socket.SendAsync(HeartbeatByte, socket.ClosedToken).ConfigureAwait(false);
-                    e.Reader.Advance((int)Math.Min(len, e.Reader.BytesRemaining));
-                    e.Handled = true;
-                    if (socket.Logger?.LogLevel <= LogLevel.Trace)
-                        socket.Logger?.Trace($"{socket}- Heartbeat");
                 }
             }
+            await e.InvokeNext().ConfigureAwait(false);//如果本插件无法处理当前数据，请将数据转至下一个插件。
+            return;
         }
-        await e.InvokeNext().ConfigureAwait(false);//如果本插件无法处理当前数据，请将数据转至下一个插件。
     }
 
 

src/Foundation/ThingsGateway.Foundation/Channel/Plugin/HeartbeatAndReceivePlugin.cs

@@ -167,14 +167,14 @@ internal sealed class HeartbeatAndReceivePlugin : PluginBase, ITcpConnectedPlugi
         await e.InvokeNext().ConfigureAwait(false);
     }
 
-    public async Task OnTcpReceiving(ITcpSession client, BytesReaderEventArgs e)
+    public Task OnTcpReceiving(ITcpSession client, BytesReaderEventArgs e)
     {
         if (client is ITcpSessionClient)
         {
-            return;//此处可判断，如果为服务器，则不用使用心跳。
+            return Task.CompletedTask;//此处可判断，如果为服务器，则不用使用心跳。
         }
 
-        if (DtuId.IsNullOrWhiteSpace()) return;
+        if (DtuId.IsNullOrWhiteSpace()) return Task.CompletedTask;
 
         if (client is ITcpClient tcpClient)
         {
@@ -187,8 +187,9 @@ internal sealed class HeartbeatAndReceivePlugin : PluginBase, ITcpConnectedPlugi
                     e.Handled = true;
                 }
             }
-            await e.InvokeNext().ConfigureAwait(false);//如果本插件无法处理当前数据，请将数据转至下一个插件。
+            return e.InvokeNext();//如果本插件无法处理当前数据，请将数据转至下一个插件。
         }
+        return Task.CompletedTask;
     }
 
 

src/Foundation/ThingsGateway.Foundation/Channel/Plugin/PluginUtil.cs

@@ -34,25 +34,29 @@ public static class PluginUtil
 
             if (channelOptions.ChannelType == ChannelTypeEnum.TcpClient)
             {
-                action += a => a.UseReconnection<IClientChannel>().SetActionForCheck((channel, failCount) =>
+                action += a => a.UseReconnection<IClientChannel>(a =>
                 {
-                    if (channel.Online)
+                    a.CheckAction = (channel, failCount) =>
                     {
-                        return Task.FromResult(ConnectionCheckResult.Alive);
-                    }
-                    else
-                    {
-                        if (failCount > 1)
+                        if (channel.Online)
                         {
-                            return Task.FromResult(ConnectionCheckResult.Dead);
+                            return Task.FromResult(ConnectionCheckResult.Alive);
+                        }
+                        else
+                        {
+                            if (failCount > 1)
+                            {
+                                return Task.FromResult(ConnectionCheckResult.Dead);
+                            }
+                            return Task.FromResult(ConnectionCheckResult.Skip);
                         }
-                        return Task.FromResult(ConnectionCheckResult.Skip);
-                    }
 
 
-                })
-                .SetPollingTick(TimeSpan.FromSeconds(5)
+                    };
+                    a.PollingInterval = TimeSpan.FromSeconds(5);
 
+
+                }
                 );
             }
             return action;
@@ -93,13 +97,15 @@ public static class PluginUtil
         {
             action += a =>
             {
-                a.UseTcpSessionCheckClear()
-        .SetCheckClearType(CheckClearType.All)
-        .SetTick(TimeSpan.FromMilliseconds(channelOptions.CheckClearTime))
-        .SetOnClose((c, t) =>
-        {
-            return c.CloseAsync($"{channelOptions.CheckClearTime}ms Timeout");
-        });
+                a.UseTcpSessionCheckClear(options =>
+                {
+                    options.CheckClearType = CheckClearType.All;
+                    options.Tick = TimeSpan.FromMilliseconds(channelOptions.CheckClearTime);
+                    options.OnClose = (c, t) =>
+                    {
+                        return c.CloseAsync($"{channelOptions.CheckClearTime}ms Timeout");
+                    };
+                });
             };
         }
         return action;

src/Foundation/ThingsGateway.Foundation/Channel/SerialPortChannel.cs

@@ -52,13 +52,11 @@ public class SerialPortChannel : SerialPortClient, IClientChannel
     /// <inheritdoc/>
     public DataHandlingAdapter ReadOnlyDataHandlingAdapter => ProtectedDataHandlingAdapter;
 
-    private bool logSet;
     /// <inheritdoc/>
     public void SetDataHandlingAdapterLogger(ILog log)
     {
-        if (!logSet && ProtectedDataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
+        if (ProtectedDataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
         {
-            logSet = true;
             handleAdapter.Logger = log;
         }
     }
@@ -68,13 +66,9 @@ public class SerialPortChannel : SerialPortClient, IClientChannel
         if (adapter is SingleStreamDataHandlingAdapter singleStreamDataHandlingAdapter)
             SetAdapter(singleStreamDataHandlingAdapter);
 
-        logSet = false;
     }
 
-    public void LogSeted(bool logSeted)
-    {
-        logSet = logSeted;
-    }
+
 
 
     /// <inheritdoc/>

src/Foundation/ThingsGateway.Foundation/Channel/TcpClientChannel.cs

@@ -34,12 +34,10 @@ public class TcpClientChannel : TcpClient, IClientChannel
         WaitHandlePool = new WaitHandlePool<MessageBase>(minSign, maxSign);
         pool?.CancelAll();
     }
-    private bool logSet;
     public void SetDataHandlingAdapterLogger(ILog log)
     {
-        if (!logSet && DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
+        if (DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
         {
-            logSet = true;
             handleAdapter.Logger = log;
         }
     }
@@ -49,12 +47,8 @@ public class TcpClientChannel : TcpClient, IClientChannel
         if (adapter is SingleStreamDataHandlingAdapter singleStreamDataHandlingAdapter)
             SetAdapter(singleStreamDataHandlingAdapter);
 
-        logSet = false;
-    }
-    public void LogSeted(bool logSeted)
-    {
-        logSet = logSeted;
     }
+
     /// <inheritdoc/>
     public ChannelReceivedEventHandler ChannelReceived { get; } = new();
 

src/Foundation/ThingsGateway.Foundation/Channel/TcpSessionClientChannel.cs

@@ -25,13 +25,11 @@ public class TcpSessionClientChannel : TcpSessionClient, IClientChannel
     public TcpSessionClientChannel()
     {
     }
-    private bool logSet;
     /// <inheritdoc/>
     public void SetDataHandlingAdapterLogger(ILog log)
     {
-        if (!logSet && DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
+        if (DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
         {
-            logSet = true;
             handleAdapter.Logger = log;
         }
     }
@@ -41,12 +39,8 @@ public class TcpSessionClientChannel : TcpSessionClient, IClientChannel
         if (adapter is SingleStreamDataHandlingAdapter singleStreamDataHandlingAdapter)
             SetAdapter(singleStreamDataHandlingAdapter);
 
-        logSet = false;
-    }
-    public void LogSeted(bool logSeted)
-    {
-        logSet = logSeted;
     }
+
     public void ResetSign(int minSign = 1, int maxSign = ushort.MaxValue - 1)
     {
         var pool = WaitHandlePool;

src/Foundation/ThingsGateway.Foundation/Channel/UdpSessionChannel.cs

@@ -30,27 +30,21 @@ public class UdpSessionChannel : UdpSession, IClientChannel
         ResetSign();
     }
     public override TouchSocketConfig Config => base.Config ?? ChannelOptions.Config;
-    private bool logSet;
     /// <inheritdoc/>
     public void SetDataHandlingAdapterLogger(ILog log)
     {
-        if (!logSet && DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
+        if (DataHandlingAdapter is IDeviceDataHandleAdapter handleAdapter)
         {
-            logSet = true;
             handleAdapter.Logger = log;
         }
     }
-    public void LogSeted(bool logSeted)
-    {
-        logSet = logSeted;
-    }
+
     /// <inheritdoc/>
     public void SetDataHandlingAdapter(DataHandlingAdapter adapter)
     {
         if (adapter is UdpDataHandlingAdapter udpDataHandlingAdapter)
             SetAdapter(udpDataHandlingAdapter);
 
-        logSet = false;
     }
 
 

src/Foundation/ThingsGateway.Foundation/Device/DeviceBase.cs

@@ -10,6 +10,8 @@
 
 using Newtonsoft.Json.Linq;
 
+using PooledAwait;
+
 using System.Net;
 
 using ThingsGateway.Foundation.Extension.Generic;
@@ -308,7 +310,7 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
     /// <summary>
     /// 接收,非主动发送的情况，重写实现非主从并发通讯协议，如果通道存在其他设备并且不希望其他设备处理时，设置<see cref="TouchSocketEventArgs.Handled"/> 为true
     /// </summary>
-    protected virtual Task ChannelReceived(IClientChannel client, ReceivedDataEventArgs e, bool last)
+    protected virtual ValueTask ChannelReceived(IClientChannel client, ReceivedDataEventArgs e, bool last)
     {
         if (e.RequestInfo is MessageBase response)
         {
@@ -325,25 +327,33 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
             }
         }
 
-        return EasyTask.CompletedTask;
+        return EasyValueTask.CompletedTask;
     }
     public bool AutoConnect { get; protected set; } = true;
     /// <inheritdoc/>
-    private async Task SendAsync(ISendMessage sendMessage, IClientChannel channel, CancellationToken token = default)
+    private Task SendAsync(ISendMessage sendMessage, IClientChannel channel, CancellationToken token = default)
     {
-
-        if (SendDelayTime != 0)
-            await Task.Delay(SendDelayTime, token).ConfigureAwait(false);
-
-        if (channel is IDtuUdpSessionChannel udpSession)
+        if(!channel.Online)
         {
-            EndPoint? endPoint = GetUdpEndpoint();
-            await udpSession.SendAsync(endPoint, sendMessage, token).ConfigureAwait(false);
-
+            throw new InvalidOperationException("Channel is offline");
         }
-        else
+        return SendAsync(this, sendMessage, channel, token);
+
+        static async PooledTask SendAsync(DeviceBase @this, ISendMessage sendMessage, IClientChannel channel, CancellationToken token)
         {
-            await channel.SendAsync(sendMessage, token).ConfigureAwait(false);
+            if (@this.SendDelayTime != 0)
+                await Task.Delay(@this.SendDelayTime, token).ConfigureAwait(false);
+
+            if (channel is IDtuUdpSessionChannel udpSession)
+            {
+                EndPoint? endPoint = @this.GetUdpEndpoint();
+                await udpSession.SendAsync(endPoint, sendMessage, token).ConfigureAwait(false);
+
+            }
+            else
+            {
+                await channel.SendAsync(sendMessage, token).ConfigureAwait(false);
+            }
         }
 
     }
@@ -363,59 +373,69 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
 
     private WaitLock connectWaitLock = new(nameof(DeviceBase));
 
-    public async ValueTask ConnectAsync(CancellationToken token)
+    public ValueTask ConnectAsync(CancellationToken token)
     {
-        if (AutoConnect && Channel != null && Channel?.Online != true)
+        return ConnectAsync(this, token);
+
+        static async PooledValueTask ConnectAsync(DeviceBase @this, CancellationToken token)
         {
-            try
+            if (@this.AutoConnect && @this.Channel != null && @this.Channel?.Online != true)
             {
-                await connectWaitLock.WaitAsync(token).ConfigureAwait(false);
-                if (AutoConnect && Channel != null && Channel?.Online != true)
+                try
                 {
-                    if (Channel.PluginManager == null)
-                        await Channel.SetupAsync(Channel.Config.Clone()).ConfigureAwait(false);
-                    await Channel.CloseAsync().ConfigureAwait(false);
-                    using var ctsTime = new CancellationTokenSource(Channel.ChannelOptions.ConnectTimeout);
-                    using var cts = CancellationTokenSource.CreateLinkedTokenSource(ctsTime.Token, token);
-                    await Channel.ConnectAsync(cts.Token).ConfigureAwait(false);
+                    await @this.connectWaitLock.WaitAsync(token).ConfigureAwait(false);
+                    if (@this.AutoConnect && @this.Channel != null && @this.Channel?.Online != true)
+                    {
+                        if (@this.Channel.PluginManager == null)
+                            await @this.Channel.SetupAsync(@this.Channel.Config.Clone()).ConfigureAwait(false);
+                        await @this.Channel.CloseAsync().ConfigureAwait(false);
+                        using var ctsTime = new CancellationTokenSource(@this.Channel.ChannelOptions.ConnectTimeout);
+                        using var cts = CancellationTokenSource.CreateLinkedTokenSource(ctsTime.Token, token);
+                        await @this.Channel.ConnectAsync(cts.Token).ConfigureAwait(false);
+                    }
+                }
+                finally
+                {
+                    @this.connectWaitLock.Release();
                 }
-            }
-            finally
-            {
-                connectWaitLock.Release();
             }
         }
     }
 
     /// <inheritdoc/>
-    public virtual async ValueTask<OperResult> SendAsync(ISendMessage sendMessage, CancellationToken cancellationToken)
+    public virtual ValueTask<OperResult> SendAsync(ISendMessage sendMessage, CancellationToken cancellationToken)
     {
-        try
-        {
-            var channelResult = GetChannel();
-            if (!channelResult.IsSuccess) return new OperResult<byte[]>(channelResult);
-            WaitLock? waitLock = GetWaitLock(channelResult.Content);
+        return SendAsync(this, sendMessage, cancellationToken);
 
+        static async PooledValueTask<OperResult> SendAsync(DeviceBase @this, ISendMessage sendMessage, CancellationToken cancellationToken)
+        {
             try
             {
-                await BeforeSendAsync(channelResult.Content, cancellationToken).ConfigureAwait(false);
+                var channelResult = @this.GetChannel();
+                if (!channelResult.IsSuccess) return new OperResult<byte[]>(channelResult);
+                WaitLock? waitLock = @this.GetWaitLock(channelResult.Content);
 
-                await waitLock.WaitAsync(cancellationToken).ConfigureAwait(false);
-                channelResult.Content.SetDataHandlingAdapterLogger(Logger);
+                try
+                {
+                    await @this.BeforeSendAsync(channelResult.Content, cancellationToken).ConfigureAwait(false);
+
+                    await waitLock.WaitAsync(cancellationToken).ConfigureAwait(false);
+                    channelResult.Content.SetDataHandlingAdapterLogger(@this.Logger);
 
 
-                await SendAsync(sendMessage, channelResult.Content, cancellationToken).ConfigureAwait(false);
-                return OperResult.Success;
+                    await @this.SendAsync(sendMessage, channelResult.Content, cancellationToken).ConfigureAwait(false);
+                    return OperResult.Success;
+                }
+                finally
+                {
+                    waitLock.Release();
+                }
             }
-            finally
+            catch (Exception ex)
             {
-                waitLock.Release();
+                return new(ex);
             }
         }
-        catch (Exception ex)
-        {
-            return new(ex);
-        }
     }
 
     /// <inheritdoc/>
@@ -496,16 +516,21 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
     }
 
     /// <inheritdoc/>
-    public virtual async ValueTask<OperResult<ReadOnlyMemory<byte>>> SendThenReturnAsync(ISendMessage sendMessage, IClientChannel channel, CancellationToken cancellationToken = default)
+    public virtual ValueTask<OperResult<ReadOnlyMemory<byte>>> SendThenReturnAsync(ISendMessage sendMessage, IClientChannel channel, CancellationToken cancellationToken = default)
     {
-        try
+        return SendThenReturn(this, sendMessage, channel, cancellationToken);
+
+        static async PooledValueTask<OperResult<ReadOnlyMemory<byte>>> SendThenReturn(DeviceBase @this, ISendMessage sendMessage, IClientChannel channel, CancellationToken cancellationToken)
         {
-            var result = await SendThenReturnMessageAsync(sendMessage, channel, cancellationToken).ConfigureAwait(false);
-            return new OperResult<ReadOnlyMemory<byte>>(result) { Content = result.Content };
-        }
-        catch (Exception ex)
-        {
-            return new(ex);
+            try
+            {
+                var result = await @this.SendThenReturnMessageAsync(sendMessage, channel, cancellationToken).ConfigureAwait(false);
+                return new OperResult<ReadOnlyMemory<byte>>(result) { Content = result.Content };
+            }
+            catch (Exception ex)
+            {
+                return new(ex);
+            }
         }
     }
 
@@ -523,48 +548,83 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
         return GetResponsedDataAsync(command, clientChannel, Timeout, cancellationToken);
     }
 
-    private ObjectPool<ReusableCancellationTokenSource> _reusableTimeouts = new();
+    private ObjectPoolLock<ReusableCancellationTokenSource> _reusableTimeouts = new();
+
     /// <summary>
     /// 发送并等待数据
     /// </summary>
-    protected async ValueTask<MessageBase> GetResponsedDataAsync(
+    protected ValueTask<MessageBase> GetResponsedDataAsync(
         ISendMessage command,
         IClientChannel clientChannel,
         int timeout = 3000,
         CancellationToken cancellationToken = default)
     {
-        var waitData = clientChannel.WaitHandlePool.GetWaitDataAsync(out var sign);
-        command.Sign = sign;
-        WaitLock? waitLock = null;
+        return GetResponsedDataAsync(this, command, clientChannel, timeout, cancellationToken);
 
-        try
+        static async PooledValueTask<MessageBase> GetResponsedDataAsync(DeviceBase @this, ISendMessage command, IClientChannel clientChannel, int timeout, CancellationToken cancellationToken)
         {
-            await BeforeSendAsync(clientChannel, cancellationToken).ConfigureAwait(false);
+            var waitData = clientChannel.WaitHandlePool.GetWaitDataAsync(out var sign);
+            command.Sign = sign;
+            WaitLock? waitLock = null;
 
-            waitLock = GetWaitLock(clientChannel);
-
-            await waitLock.WaitAsync(cancellationToken).ConfigureAwait(false);
-
-            clientChannel.SetDataHandlingAdapterLogger(Logger);
-
-            await SendAsync(command, clientChannel, cancellationToken).ConfigureAwait(false);
-
-            if (waitData.Status == WaitDataStatus.Success)
-                return waitData.CompletedData;
-
-            var reusableTimeout = _reusableTimeouts.Get();
-            var cts = reusableTimeout.GetTokenSource(timeout, cancellationToken, Channel.ClosedToken);
             try
             {
+                await @this.BeforeSendAsync(clientChannel, cancellationToken).ConfigureAwait(false);
 
-                await waitData.WaitAsync(cts.Token).ConfigureAwait(false);
+                waitLock = @this.GetWaitLock(clientChannel);
 
-            }
-            catch (OperationCanceledException)
-            {
-                return reusableTimeout.TimeoutStatus
-                    ? new MessageBase(new TimeoutException()) { ErrorMessage = $"Timeout, sign: {sign}" }
-                    : new MessageBase(new OperationCanceledException());
+                await waitLock.WaitAsync(cancellationToken).ConfigureAwait(false);
+
+                clientChannel.SetDataHandlingAdapterLogger(@this.Logger);
+
+                await @this.SendAsync(command, clientChannel, cancellationToken).ConfigureAwait(false);
+
+                if (waitData.Status == WaitDataStatus.Success)
+                    return waitData.CompletedData;
+
+                var reusableTimeout = @this._reusableTimeouts.Get();
+                try
+                {
+
+                    var ctsToken = reusableTimeout.GetTokenSource(timeout, cancellationToken, @this.Channel.ClosedToken);
+                    await waitData.WaitAsync(ctsToken).ConfigureAwait(false);
+
+                }
+                catch (OperationCanceledException)
+                {
+                    return reusableTimeout.TimeoutStatus
+                        ? new MessageBase(new TimeoutException()) { ErrorMessage = $"Timeout, sign: {sign}" }
+                        : new MessageBase(new OperationCanceledException());
+                }
+                catch (Exception ex)
+                {
+                    return new MessageBase(ex);
+                }
+                finally
+                {
+                    reusableTimeout.Set();
+                    @this._reusableTimeouts.Return(reusableTimeout);
+                }
+
+                if (waitData.Status == WaitDataStatus.Success)
+                {
+                    return waitData.CompletedData;
+                }
+                else
+                {
+                    var operResult = waitData.Check(reusableTimeout.TimeoutStatus);
+                    if (waitData.CompletedData != null)
+                    {
+                        waitData.CompletedData.ErrorMessage = $"{operResult.ErrorMessage}, sign: {sign}";
+                        return waitData.CompletedData;
+                    }
+                    else
+                    {
+                        return new MessageBase(new OperationCanceledException());
+                    }
+
+                    //return new MessageBase(operResult) { ErrorMessage = $"{operResult.ErrorMessage}, sign: {sign}" };
+                }
             }
             catch (Exception ex)
             {
@@ -572,39 +632,10 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
             }
             finally
             {
-                reusableTimeout.Set();
-                _reusableTimeouts.Return(reusableTimeout);
-            }
+                waitLock?.Release();
+                waitData?.SafeDispose();
 
-            if (waitData.Status == WaitDataStatus.Success)
-            {
-                return waitData.CompletedData;
             }
-            else
-            {
-                var operResult = waitData.Check(reusableTimeout.TimeoutStatus);
-                if(waitData.CompletedData!=null)
-                {
-                    waitData.CompletedData.ErrorMessage = $"{operResult.ErrorMessage}, sign: {sign}";
-                    return waitData.CompletedData;
-                }
-                else
-                {
-                    return new MessageBase(new OperationCanceledException());
-                }
-
-                //return new MessageBase(operResult) { ErrorMessage = $"{operResult.ErrorMessage}, sign: {sign}" };
-            }
-        }
-        catch (Exception ex)
-        {
-            return new MessageBase(ex);
-        }
-        finally
-        {
-            waitLock?.Release();
-            waitData?.SafeDispose();
-
         }
     }
 
@@ -646,54 +677,59 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
     }
 
     /// <inheritdoc/>
-    public virtual async ValueTask<OperResult> WriteJTokenAsync(string address, JToken value, DataTypeEnum dataType, CancellationToken cancellationToken = default)
+    public virtual ValueTask<OperResult> WriteJTokenAsync(string address, JToken value, DataTypeEnum dataType, CancellationToken cancellationToken = default)
     {
-        try
+        return WriteJTokenAsync(this, address, value, dataType, cancellationToken);
+
+        static async PooledValueTask<OperResult> WriteJTokenAsync(DeviceBase @this, string address, JToken value, DataTypeEnum dataType, CancellationToken cancellationToken)
         {
-            var bitConverter = ThingsGatewayBitConverter.GetTransByAddress(address);
-            if (value is JArray jArray)
+            try
             {
-                return dataType switch
+                var bitConverter = @this.ThingsGatewayBitConverter.GetTransByAddress(address);
+                if (value is JArray jArray)
                 {
-                    DataTypeEnum.String => await WriteAsync(address, jArray.ToObject<String[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Boolean => await WriteAsync(address, jArray.ToObject<Boolean[]>().AsMemory(), cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Byte => await WriteAsync(address, jArray.ToObject<Byte[]>().AsMemory(), dataType, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int16 => await WriteAsync(address, jArray.ToObject<Int16[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt16 => await WriteAsync(address, jArray.ToObject<UInt16[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int32 => await WriteAsync(address, jArray.ToObject<Int32[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt32 => await WriteAsync(address, jArray.ToObject<UInt32[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int64 => await WriteAsync(address, jArray.ToObject<Int64[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt64 => await WriteAsync(address, jArray.ToObject<UInt64[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Float => await WriteAsync(address, jArray.ToObject<Single[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Double => await WriteAsync(address, jArray.ToObject<Double[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Decimal => await WriteAsync(address, jArray.ToObject<Decimal[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
-                    _ => new OperResult(string.Format(AppResource.DataTypeNotSupported, dataType)),
-                };
+                    return dataType switch
+                    {
+                        DataTypeEnum.String => await @this.WriteAsync(address, jArray.ToObject<String[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Boolean => await @this.WriteAsync(address, jArray.ToObject<Boolean[]>().AsMemory(), cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Byte => await @this.WriteAsync(address, jArray.ToObject<Byte[]>().AsMemory(), dataType, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int16 => await @this.WriteAsync(address, jArray.ToObject<Int16[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt16 => await @this.WriteAsync(address, jArray.ToObject<UInt16[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int32 => await @this.WriteAsync(address, jArray.ToObject<Int32[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt32 => await @this.WriteAsync(address, jArray.ToObject<UInt32[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int64 => await @this.WriteAsync(address, jArray.ToObject<Int64[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt64 => await @this.WriteAsync(address, jArray.ToObject<UInt64[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Float => await @this.WriteAsync(address, jArray.ToObject<Single[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Double => await @this.WriteAsync(address, jArray.ToObject<Double[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Decimal => await @this.WriteAsync(address, jArray.ToObject<Decimal[]>().AsMemory(), cancellationToken: cancellationToken).ConfigureAwait(false),
+                        _ => new OperResult(string.Format(AppResource.DataTypeNotSupported, dataType)),
+                    };
+                }
+                else
+                {
+                    return dataType switch
+                    {
+                        DataTypeEnum.String => await @this.WriteAsync(address, value.ToObject<String>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Boolean => await @this.WriteAsync(address, value.ToObject<Boolean>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Byte => await @this.WriteAsync(address, value.ToObject<Byte>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int16 => await @this.WriteAsync(address, value.ToObject<Int16>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt16 => await @this.WriteAsync(address, value.ToObject<UInt16>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int32 => await @this.WriteAsync(address, value.ToObject<Int32>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt32 => await @this.WriteAsync(address, value.ToObject<UInt32>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Int64 => await @this.WriteAsync(address, value.ToObject<Int64>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.UInt64 => await @this.WriteAsync(address, value.ToObject<UInt64>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Float => await @this.WriteAsync(address, value.ToObject<Single>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Double => await @this.WriteAsync(address, value.ToObject<Double>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        DataTypeEnum.Decimal => await @this.WriteAsync(address, value.ToObject<Decimal>(), bitConverter, cancellationToken).ConfigureAwait(false),
+                        _ => new OperResult(string.Format(AppResource.DataTypeNotSupported, dataType)),
+                    };
+                }
             }
-            else
+            catch (Exception ex)
             {
-                return dataType switch
-                {
-                    DataTypeEnum.String => await WriteAsync(address, value.ToObject<String>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Boolean => await WriteAsync(address, value.ToObject<Boolean>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Byte => await WriteAsync(address, value.ToObject<Byte>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int16 => await WriteAsync(address, value.ToObject<Int16>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt16 => await WriteAsync(address, value.ToObject<UInt16>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int32 => await WriteAsync(address, value.ToObject<Int32>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt32 => await WriteAsync(address, value.ToObject<UInt32>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Int64 => await WriteAsync(address, value.ToObject<Int64>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.UInt64 => await WriteAsync(address, value.ToObject<UInt64>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Float => await WriteAsync(address, value.ToObject<Single>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Double => await WriteAsync(address, value.ToObject<Double>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    DataTypeEnum.Decimal => await WriteAsync(address, value.ToObject<Decimal>(), bitConverter, cancellationToken).ConfigureAwait(false),
-                    _ => new OperResult(string.Format(AppResource.DataTypeNotSupported, dataType)),
-                };
+                return new OperResult(ex);
             }
         }
-        catch (Exception ex)
-        {
-            return new OperResult(ex);
-        }
     }
 
     #endregion 动态类型读写
@@ -1028,10 +1064,6 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
                 }
 
                 Channel.Collects.Remove(this);
-                if (Channel is IClientChannel clientChannel)
-                {
-                    clientChannel.LogSeted(false);
-                }
 
             }
         }
@@ -1086,10 +1118,6 @@ public abstract class DeviceBase : AsyncAndSyncDisposableObject, IDevice
 
             Channel.Collects.Remove(this);
 
-            if (Channel is IClientChannel clientChannel)
-            {
-                clientChannel.LogSeted(false);
-            }
 
         }
 

src/Foundation/ThingsGateway.Foundation/Device/DeviceExtension.cs

@@ -102,33 +102,77 @@ public static partial class DeviceExtension
     public static OperResult PraseStructContent<T>(this IEnumerable<T> variables, IDevice device, ReadOnlySpan<byte> buffer, bool exWhenAny) where T : IVariable
     {
         var time = DateTime.Now;
-        var result = OperResult.Success;
-        foreach (var variable in variables)
+        if (variables is IList<T> collection)
         {
-            IThingsGatewayBitConverter byteConverter = variable.ThingsGatewayBitConverter;
-            var dataType = variable.DataType;
-            int index = variable.Index;
-            try
-            {
-                var changed = byteConverter.GetChangedDataFormBytes(device, variable.RegisterAddress, buffer, index, dataType, variable.ArrayLength ?? 1, variable.RawValue, out var data);
-                if (changed)
-                {
-                    result = variable.SetValue(data, time);
-                    if (exWhenAny)
-                        if (!result.IsSuccess)
-                            return result;
-                }
-                else
-                {
-                    variable.SetNoChangedValue(time);
-                }
-            }
-            catch (Exception ex)
-            {
-                return new OperResult($"Error parsing byte array, address: {variable.RegisterAddress}, array length: {buffer.Length}, index: {index}, type: {dataType}", ex);
-            }
+            return PraseCollection(collection, device, buffer, exWhenAny, time);
+        }
+        else
+        {
+            return PraseEnumerable(variables, device, buffer, exWhenAny, time);
+
+        }
+        static OperResult PraseEnumerable(IEnumerable<T> variables, IDevice device, ReadOnlySpan<byte> buffer, bool exWhenAny, DateTime time)
+        {
+            foreach (var variable in variables)
+            {
+                IThingsGatewayBitConverter byteConverter = variable.ThingsGatewayBitConverter;
+                var dataType = variable.DataType;
+                int index = variable.Index;
+                try
+                {
+                    var changed = byteConverter.GetChangedDataFormBytes(device, variable.RegisterAddress, buffer, index, dataType, variable.ArrayLength ?? 1, variable.RawValue, out var data);
+                    if (changed)
+                    {
+                        var result = variable.SetValue(data, time);
+                        if (exWhenAny)
+                            if (!result.IsSuccess)
+                                return result;
+                    }
+                    else
+                    {
+                        variable.SetNoChangedValue(time);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    return new OperResult($"Error parsing byte array, address: {variable.RegisterAddress}, array length: {buffer.Length}, index: {index}, type: {dataType}", ex);
+                }
+            }
+
+            return OperResult.Success;
+        }
+        static OperResult PraseCollection(IList<T> variables, IDevice device, ReadOnlySpan<byte> buffer, bool exWhenAny, DateTime time)
+        {
+            for (int i = 0; i < variables.Count; i++)
+            {
+                var variable = variables[i];
+
+                IThingsGatewayBitConverter byteConverter = variable.ThingsGatewayBitConverter;
+                var dataType = variable.DataType;
+                int index = variable.Index;
+                try
+                {
+                    var changed = byteConverter.GetChangedDataFormBytes(device, variable.RegisterAddress, buffer, index, dataType, variable.ArrayLength ?? 1, variable.RawValue, out var data);
+                    if (changed)
+                    {
+                        var result = variable.SetValue(data, time);
+                        if (exWhenAny)
+                            if (!result.IsSuccess)
+                                return result;
+                    }
+                    else
+                    {
+                        variable.SetNoChangedValue(time);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    return new OperResult($"Error parsing byte array, address: {variable.RegisterAddress}, array length: {buffer.Length}, index: {index}, type: {dataType}", ex);
+                }
+            }
+
+            return OperResult.Success;
         }
-        return result;
     }
 
     /// <summary>

src/Foundation/ThingsGateway.Foundation/Logger/TextFileLogger.cs

@@ -128,7 +128,6 @@ public class TextFileLogger : ThingsGateway.NewLife.Log.TextFileLog, TouchSocket
         // 推入队列
         Enqueue(stringBuilder.ToString());
 
-        WriteLog();
     }
 
     /// <inheritdoc/>

src/Foundation/ThingsGateway.Foundation/OperResult/OperResult.cs

@@ -43,6 +43,16 @@ public struct OperResult<T> : IOperResult<T>
         Exception = operResult.Exception;
         ErrorType = operResult.ErrorType;
     }
+    /// <summary>
+    /// 从另一个操作对象中赋值信息
+    /// </summary>
+    public OperResult(OperResult operResult)
+    {
+        OperCode = operResult.OperCode;
+        ErrorMessage = operResult.ErrorMessage;
+        Exception = operResult.Exception;
+        ErrorType = operResult.ErrorType;
+    }
 
     /// <summary>
     /// 传入错误信息
@@ -129,8 +139,15 @@ public struct OperResult<T> : IOperResult<T>
     /// <param name="operResult"></param>
     public static implicit operator OperResult(OperResult<T> operResult)
     {
-        return new OperResult(operResult);
+        return new OperResult
+        {
+            OperCode = operResult.OperCode,
+            ErrorMessage = operResult.ErrorMessage,
+            Exception = operResult.Exception,
+            ErrorType = operResult.ErrorType
+        };
     }
+
 }
 
 /// <inheritdoc/>
@@ -162,7 +179,13 @@ public struct OperResult<T, T2> : IOperResult<T, T2>
         Exception = operResult.Exception;
         ErrorType = operResult.ErrorType;
     }
-
+    public OperResult(OperResult operResult)
+    {
+        OperCode = operResult.OperCode;
+        ErrorMessage = operResult.ErrorMessage;
+        Exception = operResult.Exception;
+        ErrorType = operResult.ErrorType;
+    }
     /// <summary>
     /// 传入错误信息
     /// </summary>
@@ -275,7 +298,13 @@ public struct OperResult<T, T2, T3> : IOperResult<T, T2, T3>
         Exception = operResult.Exception;
         ErrorType = operResult.ErrorType;
     }
-
+    public OperResult(OperResult operResult)
+    {
+        OperCode = operResult.OperCode;
+        ErrorMessage = operResult.ErrorMessage;
+        Exception = operResult.Exception;
+        ErrorType = operResult.ErrorType;
+    }
     /// <summary>
     /// 传入错误信息
     /// </summary>
@@ -389,7 +418,13 @@ public struct OperResult : IOperResult
         Exception = operResult.Exception;
         ErrorType = operResult.ErrorType;
     }
-
+    public OperResult(OperResult operResult)
+    {
+        OperCode = operResult.OperCode;
+        ErrorMessage = operResult.ErrorMessage;
+        Exception = operResult.Exception;
+        ErrorType = operResult.ErrorType;
+    }
     /// <summary>
     /// 传入错误信息
     /// </summary>

src/Gateway/ThingsGateway.Gateway.Application/Common/AsyncReadWriteLock.cs

@@ -8,6 +8,8 @@
 //  QQ群：605534569
 //------------------------------------------------------------------------------
 
+using PooledAwait;
+
 using TouchSocket.Core;
 
 namespace ThingsGateway.Gateway.Application;
@@ -28,22 +30,26 @@ public class AsyncReadWriteLock : IAsyncDisposable
     /// <summary>
     /// 获取读锁，支持多个线程并发读取，但写入时会阻止所有读取。
     /// </summary>
-    public async ValueTask<CancellationToken> ReaderLockAsync(CancellationToken cancellationToken)
+    public ValueTask<CancellationToken> ReaderLockAsync(CancellationToken cancellationToken)
     {
+        return ReaderLockAsync(this, cancellationToken);
 
-        if (Interlocked.Read(ref _writerCount) > 0)
+        static async PooledValueTask<CancellationToken> ReaderLockAsync(AsyncReadWriteLock @this, CancellationToken cancellationToken)
         {
-            Interlocked.Increment(ref _readerCount);
+            if (Interlocked.Read(ref @this._writerCount) > 0)
+            {
+                Interlocked.Increment(ref @this._readerCount);
 
 
 
-            // 第一个读者需要获取写入锁，防止写操作
-            await _readerLock.WaitOneAsync(cancellationToken).ConfigureAwait(false);
+                // 第一个读者需要获取写入锁，防止写操作
+                await @this._readerLock.WaitOneAsync(cancellationToken).ConfigureAwait(false);
 
-            Interlocked.Decrement(ref _readerCount);
+                Interlocked.Decrement(ref @this._readerCount);
 
+            }
+            return @this._cancellationTokenSource.Token;
         }
-        return _cancellationTokenSource.Token;
     }
 
     public bool WriteWaited => _writerCount > 0;
@@ -51,21 +57,25 @@ public class AsyncReadWriteLock : IAsyncDisposable
     /// <summary>
     /// 获取写锁，阻止所有读取。
     /// </summary>
-    public async ValueTask<IDisposable> WriterLockAsync(CancellationToken cancellationToken)
+    public ValueTask<IDisposable> WriterLockAsync(CancellationToken cancellationToken)
     {
+        return WriterLockAsync(this);
 
-        if (Interlocked.Increment(ref _writerCount) == 1)
+        static async PooledValueTask<IDisposable> WriterLockAsync(AsyncReadWriteLock @this)
         {
-            if (_writePriority)
+            if (Interlocked.Increment(ref @this._writerCount) == 1)
             {
-                var cancellationTokenSource = _cancellationTokenSource;
-                _cancellationTokenSource = new();
-                await cancellationTokenSource.SafeCancelAsync().ConfigureAwait(false); // 取消读取
-                cancellationTokenSource.SafeDispose();
+                if (@this._writePriority)
+                {
+                    var cancellationTokenSource = @this._cancellationTokenSource;
+                    @this._cancellationTokenSource = new();
+                    await cancellationTokenSource.SafeCancelAsync().ConfigureAwait(false); // 取消读取
+                    cancellationTokenSource.SafeDispose();
+                }
             }
-        }
 
-        return new Writer(this);
+            return new Writer(@this);
+        }
     }
     private object lockObject = new();
     private void ReleaseWriter()

src/Gateway/ThingsGateway.Gateway.Application/Common/Tasks/CronScheduledTask.cs

@@ -1,4 +1,6 @@
-using ThingsGateway.NewLife;
+using PooledAwait;
+
+using ThingsGateway.NewLife;
 using ThingsGateway.NewLife.Threading;
 
 using TouchSocket.Core;
@@ -57,57 +59,63 @@ public class CronScheduledTask : DisposeBase, IScheduledTask
         }
         return false;
     }
+    private static volatile int NextId = 0;
     public void Start()
     {
         _timer?.Dispose();
         if (Check()) return;
         if (_taskAction != null)
-            _timer = new TimerX(TimerCallback, _state, _interval, nameof(CronScheduledTask)) { Async = true, Reentrant = false };
+            _timer = new TimerX(TimerCallback, _state, _interval, $"{nameof(CronScheduledTask)}{(Interlocked.Increment(ref NextId) / 100)}") { Async = true, Reentrant = false };
         else if (_taskFunc != null || _valueTaskFunc != null)
-            _timer = new TimerX(TimerCallbackAsync, _state, _interval, nameof(CronScheduledTask)) { Async = true, Reentrant = false };
+            _timer = new TimerX(TimerCallbackAsync, _state, _interval, $"{nameof(CronScheduledTask)}{(Interlocked.Increment(ref NextId) / 100)}") { Async = true, Reentrant = false };
     }
 
-    private async ValueTask TimerCallbackAsync(object? state)
+    private ValueTask TimerCallbackAsync(object? state)
     {
-        if (Check()) return;
-        if (_taskFunc == null && _valueTaskFunc == null)
+        return TimerCallbackAsync(this, state);
+        static async PooledValueTask TimerCallbackAsync(CronScheduledTask @this, object? state)
         {
-            Dispose();
-            return;
-        }
-
-        Interlocked.Increment(ref _pendingTriggers);
-
-        if (Interlocked.Exchange(ref _isRunning, 1) == 1)
-            return;
-
-        // 减少一个触发次数
-        Interlocked.Decrement(ref _pendingTriggers);
-
-        try
-        {
-            if (_taskFunc != null)
-                await _taskFunc(state, _token).ConfigureAwait(false);
-            else if (_valueTaskFunc != null)
-                await _valueTaskFunc(state, _token).ConfigureAwait(false);
-        }
-        catch (OperationCanceledException)
-        {
-        }
-        catch (Exception ex)
-        {
-            LogMessage?.LogWarning(ex);
-        }
-        finally
-        {
-            Interlocked.Exchange(ref _isRunning, 0);
-        }
-
-        if (Interlocked.Exchange(ref _pendingTriggers, 0) >= 1)
-        {
-            if (!Check())
+            if (@this.Check()) return;
+            if (@this._taskFunc == null && @this._valueTaskFunc == null)
             {
-                SetNext(next);
+                @this.Dispose();
+                return;
+            }
+
+            Interlocked.Increment(ref @this._pendingTriggers);
+
+            if (Interlocked.Exchange(ref @this._isRunning, 1) == 1)
+                return;
+
+            // 减少一个触发次数
+            Interlocked.Decrement(ref @this._pendingTriggers);
+
+            try
+            {
+                if (@this._taskFunc != null)
+                    await @this._taskFunc(state, @this._token).ConfigureAwait(false);
+                else if (@this._valueTaskFunc != null)
+                    await @this._valueTaskFunc(state, @this._token).ConfigureAwait(false);
+            }
+            catch (OperationCanceledException)
+            {
+            }
+            catch (Exception ex)
+            {
+                @this.LogMessage?.LogWarning(ex);
+            }
+            finally
+            {
+                Interlocked.Exchange(ref @this._isRunning, 0);
+            }
+
+            if (Interlocked.Exchange(ref @this._pendingTriggers, 0) >= 1)
+            {
+                if (!@this.Check())
+                {
+                    int nextValue = @this.next;
+                    @this.SetNext(nextValue);
+                }
             }
         }
     }
@@ -149,7 +157,8 @@ public class CronScheduledTask : DisposeBase, IScheduledTask
         {
             if (!Check())
             {
-                SetNext(next);
+                int nextValue = next;
+                SetNext(nextValue);
             }
         }
     }

src/Gateway/ThingsGateway.Gateway.Application/Common/Tasks/DoTask.cs

@@ -1,146 +0,0 @@
-////------------------------------------------------------------------------------
-////  此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
-////  此代码版权（除特别声明外的代码）归作者本人Diego所有
-////  源代码使用协议遵循本仓库的开源协议及附加协议
-////  Gitee源代码仓库：https://gitee.com/diego2098/ThingsGateway
-////  Github源代码仓库：https://github.com/kimdiego2098/ThingsGateway
-////  使用文档：https://thingsgateway.cn/
-////  QQ群：605534569
-////------------------------------------------------------------------------------
-
-//using Microsoft.Extensions.Logging;
-
-//using ThingsGateway.NewLife;
-
-//using TouchSocket.Core;
-
-//namespace ThingsGateway.Gateway.Application;
-
-//[ThingsGateway.DependencyInjection.SuppressSniffer]
-//public class DoTask
-//{
-//    /// <summary>
-//    /// 取消令牌
-//    /// </summary>
-//    private CancellationTokenSource? _cancelTokenSource;
-//    private object? _state;
-
-//    public DoTask(Func<object?, CancellationToken, Task> doWork, ILog logger, object? state = null, string taskName = null)
-//    {
-//        DoWork = doWork; Logger = logger; TaskName = taskName; _state = state;
-//    }
-
-//    /// <summary>
-//    /// 执行任务方法
-//    /// </summary>
-//    public Func<object?, CancellationToken, Task> DoWork { get; }
-//    private ILog Logger { get; }
-//    private Task PrivateTask { get; set; }
-//    private string TaskName { get; }
-
-//    /// <summary>
-//    /// 开始
-//    /// </summary>
-//    /// <param name="cancellationToken">调度取消令牌</param>
-//    public void Start(CancellationToken cancellationToken)
-//    {
-//        try
-//        {
-//            WaitLock.Wait(cancellationToken);
-
-//            if (cancellationToken.CanBeCanceled)
-//            {
-//                _cancelTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken);
-//            }
-//            else
-//            {
-//                _cancelTokenSource = new CancellationTokenSource();
-//            }
-
-//            // 异步执行
-//            PrivateTask = Do();
-//        }
-//        finally
-//        {
-//            WaitLock.Release();
-//        }
-//    }
-
-//    private async Task Do()
-//    {
-//        await Task.Yield();
-//        while (!_cancelTokenSource.IsCancellationRequested)
-//        {
-//            try
-//            {
-//                if (_cancelTokenSource.IsCancellationRequested)
-//                    return;
-//                await DoWork(_state, _cancelTokenSource.Token).ConfigureAwait(false);
-//            }
-//            catch (OperationCanceledException)
-//            {
-//            }
-//            catch (ObjectDisposedException)
-//            {
-//            }
-//            catch (Exception ex)
-//            {
-//                Logger?.LogWarning(ex, "DoWork");
-//            }
-//        }
-//    }
-
-//    private WaitLock WaitLock = new();
-//    /// <summary>
-//    /// 停止操作
-//    /// </summary>
-//    public async Task StopAsync(TimeSpan? waitTime = null)
-//    {
-//        try
-//        {
-//            await WaitLock.WaitAsync().ConfigureAwait(false);
-
-//            try
-//            {
-//                _cancelTokenSource?.Cancel();
-//                _cancelTokenSource?.Dispose();
-//            }
-//            catch (Exception ex)
-//            {
-//                Logger?.LogWarning(ex, "Cancel error");
-//            }
-
-//            if (PrivateTask != null)
-//            {
-//                try
-//                {
-//                    if (TaskName != null)
-//                        Logger?.LogInformation($"{TaskName} Stoping");
-//                    if (waitTime != null)
-//                        await PrivateTask.WaitAsync(waitTime.Value).ConfigureAwait(false);
-//                    if (TaskName != null)
-//                        Logger?.LogInformation($"{TaskName} Stoped");
-//                }
-//                catch (ObjectDisposedException)
-//                {
-//                }
-//                catch (TimeoutException)
-//                {
-//                    if (TaskName != null)
-//                        Logger?.LogWarning($"{TaskName} Stop timeout, exiting wait block");
-//                }
-//                catch (Exception ex)
-//                {
-//                    if (TaskName != null)
-//                        Logger?.LogWarning(ex, $"{TaskName} Stop error");
-//                }
-//                PrivateTask = null;
-
-//            }
-//        }
-//        finally
-//        {
-//            WaitLock.Release();
-//        }
-//    }
-//}

src/Gateway/ThingsGateway.Gateway.Application/Common/Tasks/ScheduledAsyncTask.cs

@@ -1,4 +1,6 @@
-using ThingsGateway.NewLife;
+using PooledAwait;
+
+using ThingsGateway.NewLife;
 using ThingsGateway.NewLife.Threading;
 
 using TouchSocket.Core;
@@ -44,56 +46,63 @@ public class ScheduledAsyncTask : DisposeBase, IScheduledTask, IScheduledIntInte
         }
         return false;
     }
+
+    private static volatile int NextId = 0;
     public void Start()
     {
         _timer?.Dispose();
         if (!Check())
-            _timer = new TimerX(DoAsync, _state, IntervalMS, IntervalMS, nameof(ScheduledAsyncTask)) { Async = true, Reentrant = false };
+            _timer = new TimerX(DoAsync, _state, IntervalMS, IntervalMS, $"{nameof(ScheduledAsyncTask)}{(Interlocked.Increment(ref NextId) / 100)}") { Async = true, Reentrant = false };
     }
 
-    private async ValueTask DoAsync(object? state)
+    private ValueTask DoAsync(object? state)
     {
-        if (Check())
-            return;
-
-        if (_taskFunc == null && _valueTaskFunc == null)
+        return DoAsync(this, state);
+        static async PooledValueTask DoAsync(ScheduledAsyncTask @this, object? state)
         {
-            Dispose();
-            return;
-        }
+            if (@this.Check())
+                return;
 
-        Interlocked.Increment(ref _pendingTriggers);
-
-        if (Interlocked.Exchange(ref _isRunning, 1) == 1)
-            return;
-
-        // 减少一个触发次数
-        Interlocked.Decrement(ref _pendingTriggers);
-
-        try
-        {
-            if (_taskFunc != null)
-                await _taskFunc(state, _token).ConfigureAwait(false);
-            else if (_valueTaskFunc != null)
-                await _valueTaskFunc(state, _token).ConfigureAwait(false);
-        }
-        catch (OperationCanceledException)
-        {
-        }
-        catch (Exception ex)
-        {
-            LogMessage?.LogWarning(ex);
-        }
-        finally
-        {
-            Interlocked.Exchange(ref _isRunning, 0);
-        }
-
-        if (Interlocked.Exchange(ref _pendingTriggers, 0) >= 1)
-        {
-            if (!Check() && IntervalMS > 8)
+            if (@this._taskFunc == null && @this._valueTaskFunc == null)
             {
-                SetNext(next);
+                @this.Dispose();
+                return;
+            }
+
+            Interlocked.Increment(ref @this._pendingTriggers);
+
+            if (Interlocked.Exchange(ref @this._isRunning, 1) == 1)
+                return;
+
+            // 减少一个触发次数
+            Interlocked.Decrement(ref @this._pendingTriggers);
+
+            try
+            {
+                if (@this._taskFunc != null)
+                    await @this._taskFunc(state, @this._token).ConfigureAwait(false);
+                else if (@this._valueTaskFunc != null)
+                    await @this._valueTaskFunc(state, @this._token).ConfigureAwait(false);
+            }
+            catch (OperationCanceledException)
+            {
+            }
+            catch (Exception ex)
+            {
+                @this.LogMessage?.LogWarning(ex);
+            }
+            finally
+            {
+                Interlocked.Exchange(ref @this._isRunning, 0);
+            }
+
+            if (Interlocked.Exchange(ref @this._pendingTriggers, 0) >= 1)
+            {
+                if (!@this.Check() && @this.IntervalMS > 8)
+                {
+                    int nextValue = @this.next;
+                    @this.SetNext(nextValue);
+                }
             }
         }
     }