A:全局Common的公共定义

Common/Monitors/ApplicationHealthMonitor.cs

@@ -0,0 +1,39 @@
+using System.Diagnostics;
+
+namespace Common.Monitors;
+
+public class ApplicationHealthMonitor
+{
+    private readonly Timer _healthCheckTimer;
+    
+    public ApplicationHealthMonitor()
+    {
+        _healthCheckTimer = new Timer(CheckApplicationHealth, null, 
+            TimeSpan.FromMinutes(1), TimeSpan.FromMinutes(5));
+    }
+    
+    private void CheckApplicationHealth(object state)
+    {
+        try
+        {
+            // 检查内存使用
+            var memoryUsage = GC.GetTotalMemory(false);
+            if (memoryUsage > 500 * 1024 * 1024) // 500MB
+            {
+                // Logger.Warn($"内存使用过高: {memoryUsage / 1024 / 1024}MB");
+                GC.Collect(); // 强制垃圾回收
+            }
+            
+            // 检查线程数量
+            var threadCount = Process.GetCurrentProcess().Threads.Count;
+            if (threadCount > 100)
+            {
+                // Logger.Warn($"线程数量过多: {threadCount}");
+            }
+        }
+        catch (Exception ex)
+        {
+            // LogException(ex, "健康检查异常");
+        }
+    }
+}