diff --git a/StarAgent/StarAgent.csproj b/StarAgent/StarAgent.csproj
index 3a5ee631..d3218555 100644
--- a/StarAgent/StarAgent.csproj
+++ b/StarAgent/StarAgent.csproj
@@ -36,6 +36,11 @@
   <ItemGroup>
     <Compile Remove="StarService2.cs" />
   </ItemGroup>
+
+  <ItemGroup>
+    <Compile Include="..\Stardust\Managers\ServiceController.cs" Link="Managers\ServiceController.cs" />
+    <Compile Include="..\Stardust\Managers\ServiceManager.cs" Link="Managers\ServiceManager.cs" />
+  </ItemGroup>
   
   <ItemGroup>
     <RuntimeHostConfigurationOption Include="System.Globalization.Invariant" Value="true" />
@@ -49,4 +54,8 @@
     <ProjectReference Include="..\Stardust\Stardust.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="Managers\" />
+  </ItemGroup>
+
 </Project>
diff --git a/Stardust/Managers/ServiceController.cs b/Stardust/Managers/ServiceController.cs
index e1cb5e77..f2766aad 100644
--- a/Stardust/Managers/ServiceController.cs
+++ b/Stardust/Managers/ServiceController.cs
@@ -1,5 +1,6 @@
 using System.Diagnostics;
 using NewLife;
+using NewLife.Agent.Windows;
 using NewLife.Log;
 using NewLife.Remoting.Clients;
 using NewLife.Threading;
@@ -393,7 +394,19 @@ public Boolean Start()
         if (!si.UserName.IsNullOrEmpty())
             WriteLog("启动用户：{0}", si.UserName);
 
-        var p = Process.Start(si);
+        Process? p = null;
+
+        // Windows桌面用户运行
+        if (Runtime.Windows && service.UserName == "$")
+        {
+            var desktop = new Desktop { Log = Log };
+            var pid = desktop.StartProcess(si.FileName, si.Arguments, si.WorkingDirectory);
+            p = Process.GetProcessById((Int32)pid);
+        }
+        else
+        {
+            p = Process.Start(si);
+        }
         if (StartWait > 0 && p != null && p.WaitForExit(StartWait) && p.ExitCode != 0)
         {
             WriteLog("启动失败！ExitCode={0}", p.ExitCode);
@@ -605,20 +618,24 @@ public Boolean Check()
             // 检查内存限制
             if (inf.MaxMemory <= 0) return p;
 
+            var mem = p.WorkingSet64 / 1024 / 1024;
+            span?.AppendTag($"MaxMemory={inf.MaxMemory}M WorkingSet64={mem}M");
+
             // 定期清理内存
-            if (Runtime.Windows && _nextCollect < DateTime.Now)
+            if (Runtime.Windows && _nextCollect < DateTime.Now && mem > inf.MaxMemory)
             {
                 _nextCollect = DateTime.Now.AddSeconds(600);
 
                 try
                 {
-                    NativeMethods.EmptyWorkingSet(p.Handle);
+                    Runtime.FreeMemory(p.Id);
+                    //NativeMethods.EmptyWorkingSet(p.Handle);
                 }
                 catch { }
-            }
 
-            var mem = p.WorkingSet64 / 1024 / 1024;
-            span?.AppendTag($"MaxMemory={inf.MaxMemory}M WorkingSet64={mem}M");
+                p.Refresh();
+                mem = p.WorkingSet64 / 1024 / 1024;
+            }
             if (mem <= inf.MaxMemory) return p;
 
             WriteLog("内存超限！{0}>{1}", mem, inf.MaxMemory);
diff --git a/Stardust/Managers/ServiceManager.cs b/Stardust/Managers/ServiceManager.cs
index 6d4ec2cc..0c54260e 100644
--- a/Stardust/Managers/ServiceManager.cs
+++ b/Stardust/Managers/ServiceManager.cs
@@ -1,4 +1,5 @@
-using NewLife;
+using System.Net.Http;
+using NewLife;
 using NewLife.Http;
 using NewLife.IO;
 using NewLife.Log;
diff --git a/Stardust/Stardust.csproj b/Stardust/Stardust.csproj
index 45098f1b..8ee56e6c 100644
--- a/Stardust/Stardust.csproj
+++ b/Stardust/Stardust.csproj
@@ -72,6 +72,8 @@
   </ItemGroup>
 
   <ItemGroup>
+    <Compile Remove="Managers\ServiceController.cs" />
+    <Compile Remove="Managers\ServiceManager.cs" />
     <Compile Remove="Models\CommandEventArgs.cs" />
     <Compile Remove="Models\CommandInModel.cs" />
     <Compile Remove="Models\CommandModel.cs" />