centos8下安装pxc-80官方地址https://www.percona.com/doc/percona-repo-config/index.htmlhttps://www.percona.com/doc/percona-xtradb-cluster/LATEST/install/yum.html#yumyum仓库配置#安装仓库管理器yuminstallhttps://repo.percona.com/yum/percona-release-latest.noarch.rpm-y#禁用mysql模组yummoduledisablemysql-y安装pxc#安装pxcpercona-rel
