Packet中MemoryStream存在一个问题，SetLength会将内容清空成0，这个操作没有必要，消息内容如果很长会影响性能。使用Recyclabl...

Packet中MemoryStream存在一个问题，SetLength会将内容清空成0，这个操作没有必要，消息内容如果很长会影响性能。使用RecyclableMemoryStream代替MemoryStream

Unity/Assets/Scripts/Module/Message/Network/KCP/KChannel.cs

@@ -119,6 +119,7 @@ namespace ETModel
 				this.kcp = IntPtr.Zero;
 			}
 			this.socket = null;
+			this.packet.Dispose();
 		}
 
 		public override MemoryStream Stream

Unity/Assets/Scripts/Module/Message/Network/TCP/PacketParser.cs

 using System;
 using System.IO;
+using Microsoft.IO;
 
 namespace ETModel
 {
@@ -9,7 +10,7 @@ namespace ETModel
 		PacketBody
 	}
 
-	public class Packet
+	public class Packet: IDisposable
 	{
 		public const int SizeLength = 2;
 		public const int MinSize = 3;
@@ -17,6 +18,8 @@ namespace ETModel
 		public const int FlagIndex = 0;
 		public const int OpcodeIndex = 1;
 		public const int MessageIndex = 3;
+		
+		public static RecyclableMemoryStreamManager memoryStreamManager = new RecyclableMemoryStreamManager();
 
 		/// <summary>
 		/// 只读，不允许修改
@@ -29,25 +32,31 @@ namespace ETModel
 			}
 		}
 		
-		public MemoryStream Stream { get; }
+		public MemoryStream Stream { get; private set; }
 
 		public Packet(int length)
 		{
-			this.Stream = new MemoryStream(length);
+			this.Stream = memoryStreamManager.GetStream("Packet", length);
 		}
 
-		public Packet(byte[] bytes)
+		public void Dispose()
 		{
-			this.Stream = new MemoryStream(bytes);
+			if (this.Stream == null)
+			{
+				return;
+			}
+			
+			this.Stream.Close();
+			this.Stream = null;
 		}
 	}
 
-	public class PacketParser
+	public class PacketParser: IDisposable
 	{
 		private readonly CircularBuffer buffer;
 		private ushort packetSize;
 		private ParserState state;
-		public readonly Packet packet = new Packet(ushort.MaxValue);
+		public Packet packet = new Packet(ushort.MaxValue);
 		private bool isOK;
 
 		public PacketParser(CircularBuffer buffer)
@@ -109,5 +118,15 @@ namespace ETModel
 			this.isOK = false;
 			return this.packet;
 		}
+
+		public void Dispose()
+		{
+			if (this.packet == null)
+			{
+				return;
+			}
+			this.packet?.Dispose();
+			this.packet = null;
+		}
 	}
 }
\ No newline at end of file

Unity/Assets/Scripts/Module/Message/Network/TCP/TChannel.cs

@@ -71,6 +71,7 @@ namespace ETModel
 			this.socket.Close();
 			this.innArgs.Dispose();
 			this.outArgs.Dispose();
+			this.parser.Dispose();
 			this.innArgs = null;
 			this.outArgs = null;
 			this.socket = null;