1.下载安装thold插件
thold插件下载地址:http://docs.cacti.net/plugin:thold#thold
[root@db02 ~]# tar xvf thold-v0.5.0.tgz
[root@db02 ~]# mv thold /var/www/html/cacti/plugins/
2.在cacti界面启用thold插件
console---->Plugin Management---->安装与启用thold插件
3.修改邮件服务器与测试邮件发送
console---->Settings---->Mail / DNS
4.添加报警规则
console---->Threshold Templates
5.查看报警规则
thold---->Thresholds