清华大学源地址: https://mirrors.tuna.tsinghua.edu.cn/help/centos/
设置源命令:
#设置centos-base.repo源的baseurl地址为清华源
sed -e 's|^mirrorlist=|#mirrorlist=|g' \ -e 's|^#baseurl=http://mirror.centos.org|baseurl=http://mirrors.tuna.tsinghua.edu.cn|g' \ -i.bak \ /etc/yum.repos.d/CentOS-*.repo
#如果没有epel,可从以下命令获取 以下一个不行,可以试试另一个
rpm -ivh https://mirrors.aliyun.com/epel/epel-release-latest-7.noarch.rpm
rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
#设置epel源 sed -e 's!^metalink=!#metalink=!g' \ -e 's!^#baseurl=!baseurl=!g' \ -e 's!//download\.fedoraproject\.org/pub!//mirrors.tuna.tsinghua.edu.cn!g' \ -e 's!//download\.example/pub!//mirrors.tuna.tsinghua.edu.cn!g' \ -i /etc/yum.repos.d/epel*.repo
yum clean all
yum makecache