安装mysql manage 组件缺包，要配置网络yum源，然后安装centos额外的包，才能进行安装，否则会提示缺包。 yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm 来源：https://www.cnblogs.com/yangyanhao/p/11848153.html 标签 MHA yum CentOS epel
