Centos–swoole平滑重启服务

/**
     * @param $server
     */
    public function onStart($server) {
        swoole_set_process_name("live_master");
    }

echo "loading..."
pid=`pidof live_master`
echo $pid
kill -USR1 $pid
echo "loading success"

[root@localhost server]# sh reload.sh 
loading...
14379
loading success