From f01a43d451cef3d1ec4e7069c0ca6ddb395d5e83 Mon Sep 17 00:00:00 2001
From: syneffort <syneffort@gmail.com>
Date: Wed, 16 Nov 2022 17:26:16 +0900
Subject: [PATCH] large data receive threshold

---
 SocketStudy/PComm/PClient.cs | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/SocketStudy/PComm/PClient.cs b/SocketStudy/PComm/PClient.cs
index 7ab6bf8..9a871d5 100644
--- a/SocketStudy/PComm/PClient.cs
+++ b/SocketStudy/PComm/PClient.cs
@@ -15,7 +15,8 @@ namespace PComm
 {
 	public class PClient
 	{
-		private readonly int BUFF_SIZE = 1024 * 50;
+		private readonly int BUFF_SIZE = 1000 * 50; // 50kB
+		private readonly int LARGE_DATA_SIZE_THRESHOLD = 1000000; // 1MB
 
 		public delegate void ClientReceivedHandler(PClient sender, PDataType dataType, byte[] data);
 		public event ClientReceivedHandler OnReceived;
@@ -158,8 +159,9 @@ namespace PComm
 				socket.Receive(sizeBuff, sizeBuff.Length, SocketFlags.None);
 				int dataSize = BitConverter.ToInt32(sizeBuff, 0);
 
-				// ready to receive data;
-				Thread.Sleep(100);
+				// if data size is large, ready to receive data;
+				if (dataSize >= LARGE_DATA_SIZE_THRESHOLD)
+					Thread.Sleep(100);
 
 				using (MemoryStream ms = new MemoryStream())
 				{