配置阿里云epel源的步骤

1、备份(如有配置其他epel源)

mv /etc/yum.repos.d/epel.repo/etc/yum.repos.d/epel.repo.backup
mv /etc/yum.repos.d/epel-testing.repo/etc/yum.repos.d/epel-testing.repo.backup

2、下载新repo 到/etc/yum.repos.d/

epel(RHEL 7)文章源自靠谱运维-https://www.ixdba.net/archives/1602

 wget-O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo

这样就ok了。文章源自靠谱运维-https://www.ixdba.net/archives/1602