#mysql性能监控
#授权用户
CREATE USER 'zabbix'@'localhost' IDENTIFIED BY 'zabbix';
GRANT SELECT ON zabbix.* TO 'zabbix'@'localhost';
flush privileges;

#配置agent脚本
cd /opt/zabbix/bin/
vim mysql_check_performance.sh
#!/bin/sh 
MYSQL_SOCK="/opt/mysql/tmp/mysql.sock" 
MYSQL_USER="zabbixagent"
MYSQL_PWD=`cat /opt/zabbix/bin/.mysqlpassword`
MYSQL_PORT=3306
ARGS=1 
if [ $# -ne "$ARGS" ];then 
    echo "Please input one arguement:" 
fi 
case $1 in 
    Uptime) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK status|cut -f2 -d":"|cut -f1 -d"T"` 
            echo $result 
            ;; 
        Com_update) 
            result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_update"|cut -d"|" -f3` 
            echo $result 
            ;; 
        Slow_queries) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK status |cut -f5 -d":"|cut -f1 -d"O"` 
                echo $result 
                ;; 
    Com_select) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_select"|cut -d"|" -f3` 
                echo $result 
                ;; 
    Com_rollback) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_rollback"|cut -d"|" -f3` 
                echo $result 
                ;; 
    Questions) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK status|cut -f4 -d":"|cut -f1 -d"S"` 
                echo $result 
                ;; 
    Com_insert) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_insert"|cut -d"|" -f3` 
                echo $result 
                ;; 
    Com_delete) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_delete"|cut -d"|" -f3` 
                echo $result 
                ;; 
    Com_commit) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_commit"|cut -d"|" -f3` 
                echo $result 
                ;; 
    Bytes_sent) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Bytes_sent" |cut -d"|" -f3` 
                echo $result 
                ;; 
    Bytes_received) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Bytes_received" |cut -d"|" -f3` 
                echo $result 
                ;; 
    Com_begin) 
        result=`mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -S $MYSQL_SOCK extended-status |grep -w "Com_begin"|cut -d"|" -f3` 
                echo $result 
                ;; 
                        
        *) 
        echo "Usage:$0(Uptime|Com_update|Slow_queries|Com_select|Com_rollback|Questions)" 
        ;; 
esac

#授权
chmod 755 mysql_check_performance.sh 

#创建mysql密码文件
vim .mysqlpassword
Z2CFMav64lgzH5mlel3HJc
chmod 600 .mysqlpassword
chown zabbix:zabbix .mysqlpassword
ll -la

#配置agentd端agentd.conf配置文件
cd ../etc/zabbix_agentd.conf.d/
vim mysql_check_performance.conf
UserParameter=mysql.version,mysql -V
UserParameter=mysql.ping,mysqladmin -ujiankongbao -p8T7jG2GhfTM4t9 -S /opt/mysql/tmp/mysql.sock ping | grep -c alive 
UserParameter=mysql.status[*],/opt/zabbix/bin/mysql_check_performance.sh $1 $2

#重启agentd服务
/etc/init.d/zabbix_agentd restart


#检测能否获取数据
[root@zabbix ~]# /opt/zabbix3/bin/zabbix_get -s 47.89.40.150 -k 'mysql.status[Uptime]'
4230484
[root@zabbix ~]# /opt/zabbix3/bin/zabbix_get -s 47.89.40.150 -k 'mysql.status[Com_select]'
1625143
[root@zabbix ~]# /opt/zabbix/bin/zabbix_get -s 114.55.119.200  -k 'agent.ping'
8249



参考文档
http://www.jb51.net/article/76847.htm
http://sfzhang88.blog.51cto.com/4995876/1379859
http://sfzhang88.blog.51cto.com/4995876/1685537
http://www.it165.net/database/html/201404/5813.html
http://blog.csdn.net/gnufre/article/details/42970467