介绍EPEL(ExtraPackagesforEnterpriseLinux)是由FedoraSpecialInterestGroup维护的EnterpriseLinux(RHEL,CentOS)中经常使用的软件包。1.备份mv/etc/yum.repos.d/epel.repo/etc/yum.repos.d/epel.repo.backupmv/etc/yum.repos.d/epel-testing.repo/etc/yum.repos.d/epel-testing.repo.backup2。下载新的repo到/etc/yum.repos.d/epel(RHEL8)1)安装epel配置包yuminstall-yhttps://mirrors.aliyun.com/epel/epel-release-latest-8。noarch.rpm2)将repo配置中的地址替换为阿里云镜像站的地址sed-i's|^#baseurl=https://download.fedoraproject.org/pub|baseurl=https://mirrors.阿里云|'/etc/yum.repos.d/epel*sed-i's|^metalink|#metalink|'/etc/yum.repos.d/epel*epel(RHEL7)wget-O/etc/yum.repos.d/epel.repohttp://mirrors.aliyun.com/repo/epel-7.repo
