wget http://www.percona.com/downloads/percona-release/redhat/0.1-3/percona-release-0.1-3.noarch.rpm //下载yum源
yum -y install percona-release-0.1-3.noarch.rpm //安装yum源
yum -y install percona-xtrabackup-24.x86_64 //安装percona
rpm -ql percona-xtrabackup-24 //查询安装结果,安装文件