feat : 스트레스 테스트 기능 추가 / 패킷 처리량 제한 / 프로젝트 상황 리드미 추가

ClientTester/EchoClientTester/Utils/CrashDumpHandler.cs

@@ -1,11 +1,8 @@
+using System.Diagnostics;
 using System.Runtime.InteropServices;
 using System.Text;
 using Serilog;
 
-#if !DEBUG
-using Microsoft.Diagnostics.NETCore.Client;
-#endif
-
 namespace ClientTester.Utils;
 
 /// <summary>
@@ -162,10 +159,38 @@ public static class CrashDumpHandler
     }
 
 #if !DEBUG
+    // Windows MiniDumpWriteDump P/Invoke
+    [DllImport("dbghelp.dll", SetLastError = true)]
+    private static extern bool MiniDumpWriteDump(
+        IntPtr hProcess, uint processId, IntPtr hFile,
+        uint dumpType, IntPtr exceptionParam,
+        IntPtr userStreamParam, IntPtr callbackParam);
+
+    private const uint MiniDumpWithFullMemory = 0x00000002;
+
     private static void WriteDumpFile(string path)
     {
-        DiagnosticsClient client = new DiagnosticsClient(Environment.ProcessId);
-        client.WriteDump(DumpType.WithHeap, path, logDumpGeneration: false);
+        if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+        {
+            Log.Warning("[CrashDump] 덤프 생성은 Windows만 지원");
+            return;
+        }
+
+        using Process process = Process.GetCurrentProcess();
+        using FileStream fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.None);
+
+        bool success = MiniDumpWriteDump(
+            process.Handle,
+            (uint)process.Id,
+            fs.SafeFileHandle.DangerousGetHandle(),
+            MiniDumpWithFullMemory,
+            IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
+
+        if (!success)
+        {
+            int err = Marshal.GetLastWin32Error();
+            Log.Error("[CrashDump] MiniDumpWriteDump 실패 (Win32 Error={Err})", err);
+        }
     }
 #endif
 }