http://docs.cacti.net/plugins
下載插件解壓到下面目錄
cd /usr/share/cacti/plugins
進入Console -> Plugin Management配置插件
http://www.percona.com/software/percona-monitoring-plugins
yum localinstall http://www.percona.com/downloads/percona-monitoring-plugins/1.1.4/percona-cacti-templates-1.1.4-1.noarch.rpm