From d08ffedf481a0544fc54a0ef3420e7328ba119bf Mon Sep 17 00:00:00 2001
From: v2ray <admin@v2ray.com>
Date: Sat, 20 Aug 2016 11:33:22 +0200
Subject: [PATCH] reduce ping frequency

---
 transport/internet/kcp/connection.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transport/internet/kcp/connection.go b/transport/internet/kcp/connection.go
index 0c9b8d84..1d8cf944 100644
--- a/transport/internet/kcp/connection.go
+++ b/transport/internet/kcp/connection.go
@@ -512,7 +512,7 @@ func (this *Connection) flush() {
 	this.receivingWorker.Flush(current)
 	this.sendingWorker.Flush(current)
 
-	if this.sendingWorker.PingNecessary() || this.receivingWorker.PingNecessary() || current-atomic.LoadUint32(&this.lastPingTime) >= 5000 {
+	if this.sendingWorker.PingNecessary() || this.receivingWorker.PingNecessary() || current-atomic.LoadUint32(&this.lastPingTime) >= 3000 {
 		seg := NewCmdOnlySegment()
 		seg.Conv = this.conv
 		seg.Command = CommandPing