From 0295605e0e851270f421405bdcfa55c9df408c0d Mon Sep 17 00:00:00 2001
From: LaurenceLiZhixin <382673304@qq.com>
Date: Tue, 2 Feb 2021 19:42:11 +0800
Subject: [PATCH] fix: add comment

---
 tools/cli/client/client.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/cli/client/client.go b/tools/cli/client/client.go
index f5f240ca2..fd15939bb 100644
--- a/tools/cli/client/client.go
+++ b/tools/cli/client/client.go
@@ -35,6 +35,7 @@ import (
 	_ "github.com/apache/dubbo-go/tools/cli/protocol/dubbo"
 )
 
+// defaultBufferSize is the tcp read default buffer size
 const defaultBufferSize = 1024 * 1024 * 4
 
 // TelnetClient maintain a connection to target
-- 
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