修改队列容量大小

gateway/listener.go

@@ -43,7 +43,7 @@ func (l *Listener) Addr() net.Addr {
 func NewListener(addr net.Addr) *Listener {
 	l := &Listener{
 		addr: addr,
-		ch:   make(chan net.Conn, 2),
+		ch:   make(chan net.Conn, 5),
 	}
 	return l
 }