#!/bin/bash

pid=/var/mysql/data/host002.pid

time=date '+%H:%M:%S'

Date=date '+%Y.%m.%d'

if [ -f $pid ];then

echo “$time:mysql is running” »/tmp/chk_mysql.log_$Date

else

echo “$time:mysql is down!stopping heartbeat…” »/tmp/chk_mysql.log_$Date & & /etc/init.d/heartbeat stop 2 &

1 /dev ull & & echo “$time:heartbeat has stoped.” »/tmp

/chk_mysql.log_$Date

sleep 100

& & echo “$time:restart heartbeat for standby…”»/tmp/chk_mysql.log_$Date & & /etc/init.d/heartbeat start 2> & 1 /dev ull & & echo “$time:restart heartbeat

successed.”»/tmp/chk_mysql.log_$Date