初始化CRICS

Common/MemoryStreamPool.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Collections.Concurrent;
+using System.IO;
+
+namespace Common
+{
+    /// <summary>
+    /// MemoryStream对象池，用于高并发场景减少GC压力
+    /// </summary>
+    internal static class MemoryStreamPool
+    {
+        private static readonly ConcurrentBag<MemoryStream> pool = new ConcurrentBag<MemoryStream>();
+        private const int MaxPoolSize = 100;
+        private const int MaxStreamCapacity = 10240; // 10KB，超过此大小的流不放回池中
+
+        public static MemoryStream Rent()
+        {
+            MemoryStream stream = null;
+            if (pool.TryTake(out stream))
+            {
+                stream.Position = 0;
+                stream.SetLength(0);
+                return stream;
+            }
+            return new MemoryStream();
+        }
+
+        public static void Return(MemoryStream stream)
+        {
+            if (stream != null && stream.Capacity <= MaxStreamCapacity && pool.Count < MaxPoolSize)
+            {
+                stream.Position = 0;
+                stream.SetLength(0);
+                pool.Add(stream);
+            }
+        }
+
+    }
+}