keepalive的配置

首先需要同步时间，时间不同步的话就很可能会出错 然后下载keepalived安装包，默认在base的yum里面 安装完后我们编辑配置文件/etc/keepalived.conf ! Configuration File for keepalived global_defs { notification_email { [email protected] #接收信息的邮件地

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