标签：ase yum aliyun centos com epo centos7 -o 阿里云
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
yum makecache
标签：ase yum aliyun centos com epo centos7 -o 阿里云
原文地址：http://www.cnblogs.com/topcoder/p/6363637.html
