mysql表损坏监控_监控mysql启动情况并检测表错误修复

给开发部同事用的测试服务器上MYSQL经常挂掉。。。都懒得理了。。写了个脚本自己检测错误修复表继续运行。。邮件报警功能等有空再补上去。。。

#!/bin/env bash

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin

export PATH

clear

username=

passwd=

mysqlhost=""

mysqllive(){

num=0

while [ `pidof mysqld` == "" ] ; do

echo "$(date +%Y%m%d%H%m),MYSQL IS DOWN" >> /var/log/mysqlstat.log

service mysql start

num=`expr $num + 1`

if [ $num -gt 11 ] ; then

exit 1

fi

sleep 10

done

if [ $num -gt 0 ] ; then

mysqlsamchk

fi

}

mysqlsamchk(){

mysqldata=`mysql -h$mysqlhost -u$username -p$passwd -e"show databases"|grep -vE "mysql|information_schema|performance_schema|Database"`

for i in ${mysqldata[@]} ; do

mytables=`mysql -h$mysqlhost -u$username -p$passwd -e"use $i;show tables;"|grep -vE "Tables_in_"`

for j in ${mytables[@]} ; do

table_status=`mysql -h$mysqlhost -u$username -p$passwd -e"check table $i.$j"|grep "error"`

if [ ! "$table_status" == "" ] ; then

mysql -h$mysqlhost -u$username -p$passwd -e"repair table $i.$j"

echo "$(date +%Y%m%d%H%m),$i.$j be repair" >> /var/log/mysqlstat.log

fi

done

done

# day="$(date +%Y%m%d|cut -b 3-8) $(date +%H)"

# grep "is marked as crashed and should be repaired" /var/log/mysql.err

}

mysqllive

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