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  • zabbix监控-percona监控MySQL(三)

    监控MySQL实战

    标签(linux): zabbix & mysql

    笔者Q:972581034 交流群:605799367。有任何疑问可与笔者或加群交流

    percona为MySQL制作了专用插件,监控项,模版,图形。
    zabbix server端版本为3.0.7,之前已经介绍过安装步骤,这里不再做说明,请参考 http://www.cnblogs.com/Csir/p/6753412.html
    

    主机

    #agent端
    [root@db02 ~]# hostname ;hostname -I
    db02
    10.0.0.52 172.16.1.52 
    #server端
    [root@zabbix ~]# hostname;hostname -I 
    zabbix
    10.0.0.120 172.16.1.120
    

    环境

    [root@db02 ~]# cat /etc/redhat-release 
    CentOS release 6.8 (Final)
    [root@db02 ~]# /etc/init.d/iptables status
    iptables: Firewall is not running.
    [root@db02 ~]# getenforce 
    Disabled
    

    zabbix-agent

    1.安装zabbix-agent以及percona相关包

    yum install zabbix-agent php php-mysql -y
    rpm -ivh https://www.percona.com/downloads/percona-monitoring-plugins/percona-monitoring-plugins-1.1.7/binary/redhat/6/x86_64/percona-zabbix-templates-1.1.7-2.noarch.rpm
    
    
    #CentOS7
    rpm -ivh https://www.percona.com/downloads/percona-monitoring-plugins/percona-monitoring-plugins-1.1.7/binary/redhat/7/x86_64/percona-zabbix-templates-1.1.7-2.noarch.rpm
    

    percona相关文件如下

    [root@db02 percona]# pwd
    /var/lib/zabbix/percona
    [root@db02 percona]# tree
    .
    ├── scripts
    │   ├── get_mysql_stats_wrapper.sh
    │   └── ss_get_mysql_stats.php
    └── templates
        ├── userparameter_percona_mysql.conf
        └── zabbix_agent_template_percona_mysql_server_ht_2.0.9-sver1.1.7.xml
    

    2.复制配置文件

    chown -R zabbix.zabbix /var/lib/zabbix/percona/
    mkdir -p /var/lib/mysql
    ln -s /application/mysql/data/mysql.sock /var/lib/mysql/mysql.sock
    cp /var/lib/zabbix/percona/templates/userparameter_percona_mysql.conf /etc/zabbix/zabbix_agentd.d/
    /etc/init.d/zabbix-agent restart
    

    3.在Agent节点上配置和验证与127.0.0.1的MySQL连接

    sed -i 's#HOST=localhost#HOST=127.0.0.1#g' /var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh
    
    /var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gg
    #注意:这里填写的用户和密码必须有localhost登录权限,否则获取不到key值,如果是用的中间件,如atlas,那么在atlas配置文件中要填写相对应的用户
    

    4.测试脚本

    #返回任何数字则表式连接成功
    [root@db02 scripts]# /var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gg
    40
    
    #错误可能如下
    [root@db02 scripts]# /usr/bin/php -q /var/lib/zabbix/percona/scripts/ss_get_mysql_stats.php --host localhost --items gg
    ERROR: Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)[root@db02 scripts]#
    
    #这样可以手动运行命令来查看错误所在
    /usr/bin/php -q /var/lib/zabbix/percona/scripts/ss_get_mysql_stats.php --host 127.0.0.1 --items gg
    
    # 成功后修改文件权限
    chmod 600 /var/lib/zabbix/percona/scripts/ss_get_mysql_stats.php.cnf
    
    #同时也需要注意/tmp/下zabbix创建的文件权限
    

    zabbix-server

    1.导入模版

    xml文件我这里帮大家提供了。链接:http://pan.baidu.com/s/1i5zGPhj 密码:s5vw


    2.添加主机

    # 执行这个可以在服务端重新获取数据
    zabbix_server -R config_cache_reload
    
    
    [root@zabbix ~]# zabbix_server -R config_cache_reload
    zabbix_server [4031]: command sent successfully
    
    

    OK,搞定收工!

    未完待续...

    zabbix之自动化监控-部署篇(一):http://www.cnblogs.com/Csir/p/6753412.html
    zabbix之自动化监控-自定义监控与报警(二) http://www.cnblogs.com/Csir/p/6759747.html

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  • 原文地址:https://www.cnblogs.com/Csir/p/6805274.html
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