Centos 7下通过zabbix利用zabbix自有template监控mariadb
2016-12-05 13:30
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环境说明
Centos 7.2zabbix 3.2
mariadb 5.5.50
操作步骤
此次通过zabbix自有template “Template APP MYSQL”对 zabbix-agent中的mariadb进行监控1.安装zabbix-agent参考《Centos 7下搭建Zabbix监控软件》
2.在安装完成zabbix-agent后,我们可以在/etc/zabbix/zabbix_agentd.d目录下面找到userparameter_mysql.conf文件,其内容如下
# For all the following commands HOME should be set to the directory that has .my.cnf file with password information. # Flexible parameter to grab global variables. On the frontend side, use keys like mysql.status[Com_insert]. # Key syntax is mysql.status[variable]. UserParameter=mysql.status[*],echo "show global status where Variable_name='$1';" | HOME=/var/lib/zabbix mysql -N | awk '{print $$2}' # Flexible parameter to determine database or table size. On the frontend side, use keys like mysql.size[zabbix,history,data]. # Key syntax is mysql.size[<database>,<table>,<type>]. # Database may be a database name or "all". Default is "all". # Table may be a table name or "all". Default is "all". # Type may be "data", "index", "free" or "both". Both is a sum of data and index. Default is "both". # Database is mandatory if a table is specified. Type may be specified always. # Returns value in bytes. # 'sum' on data_length or index_length alone needed when we are getting this information for whole database instead of a single table UserParameter=mysql.size[*],bash -c 'echo "select sum($(case "$3" in both|"") echo "data_length+index_length";; data|index) echo "$3_length";; free) echo "data_free";; esac)) from information_schema.tables$([[ "$1" = "all" || ! "$1" ]] || echo " where table_schema=\"$1\"")$([[ "$2" = "all" || ! "$2" ]] || echo "and table_name=\"$2\"");" | HOME=/var/lib/zabbix mysql -N' UserParameter=mysql.ping,HOME=/var/lib/zabbix mysqladmin ping | grep -c alive UserParameter=mysql.version,mysql -V
在修改该配置文件之前,我们需要在/var/lib/zabbix目录下面,新建maraidb数据库的配置文件[client]部分
[root@ovirt-host-227 zabbix_agentd.d]# vi /var/lib/zabbix/.my.conf [client] user=root password=123456
而后重启zabbix-agent
#systemctl restart zabbix-agent
3.我们在zabbix-server端,通过zabbix_get来测试下在zabbix-server端是否能获取在zabbix-agent中关于mariadb的数据
[root@centos7-zabbix-193 ~]# zabbix_get -s 10.10.200.227 -k mysql.status[Bytes_received] 2835903 [root@centos7-zabbix-193 ~]# zabbix_get -s 10.10.200.227 -k mysql.status[Com_update] 0
通过以上可以正确的获取mariadb的数据,下面在zabbix web console端配置Host端的Template
4.将“Template APP MySQL”加入Host的Template中
在加入后,我们分别查看item以及graphs
我们分别查看MySQL operations以及Mysql bandwidth
点击preview
点击preview
通过两个graphs均可将mariadb的性能数据进行显示。
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