zabbix自带模板监控MySQL服务
.GUI界面添加Mysql模板Configuration --> Hosts --> 点击要添加的主机 --> Templates添加新的模板，点击Select -->选择”Template DB MySQL“
点击“add”添加，最后点击Update更新；
2.登陆MySQL服务，创建只读账户；
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mysql> grant select on *.* to "zabbix"@"localhost" identified by “123456”; #赋权
mysql> flush privileges; #刷新权限
3.修改mysql服务器的agent配置
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# cd /etc/zabbix/zabbix_agentd.d
# cp userparameter_mysql.conf{,.bak}
# vim userparameter_mysql.conf
5 UserParameter=mysql.status[*],echo "show global status where Variable_name='$1';" | HOME=/var/lib/zabbix /data/mysql/bin/mysql -N | awk '{print $$2}'
15 UserParameter=mysql.size[*],bash -c 'echo "select sum($(case "$3" in both|"") echo "data_length+index_length";; data|index) echo "$3_length";; free) echo "data_free";; esac)) from informat
ion_schema.tables$([[ "$1" = "all" || ! "$1" ]] || echo " where table_schema=\"$1\"")$([[ "$2" = "all" || ! "$2" ]] || echo "and table_name=\"$2\"");" | HOME=/var/lib/zabbix /data/mysql/bi
n/mysql -N'
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17 UserParameter=mysql.ping,HOME=/var/lib/zabbix /data/mysql/bin/mysqladmin ping | grep -c alive
18 UserParameter=mysql.version,/data/mysql/bin/mysql -V
注：1.mysql和mysqladmin配上绝对路径；
2./var/lib/zabbix改为/usr/local/zabbix/etc；作为存放.my.cnf文件的位置；
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# mkdir -pv /usr/local/zabbix/etc
# vim /usr/local/zabbix/etc/.my.cnf
\# mysql_agent #文件内容
host=localhost
user=zabbix
password=123456
socket=/data/mysql/mysql.sock
host=localhost
user=zabbix
password=123456
socket=/data/mysql/mysql.sock
# service zabbix-agent restart
# ss -tnl | grep 10050
4.GUI 界面
查看MySQL模板监控是否生效：
Configuration --> Hosts --> 点击要监控服务器的Items选项 -->
Application选择MySQL，点击Apply过滤掉其它监控项；查看mysql模板监控是否生效；如图：
Monitoring --> Latest data -->
Hosts选择要监控的那台MySQL服务器；Application选择MySQL；点击Allly；如图：
查看监控图像：
Monitoring --> Graphs -->
Host选择要监控的那台MySQL服务器；Graph选择MySQL operations；如图：
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