#!/bin/bash date +'%Y-%m-%d %H:%M:%S' echo "start check mysql status ..." counter=$(netstat -na|grep "LISTEN"|grep "3306"|wc -l) if [ "${counter}" -eq 0 ]; then echo "check mysql is down, stop keepalive" systemctl stop keepalived fi echo "start check mysql end" date +'%Y-%m-%d %H:%M:%S'