http://blog.csdn.net/y87329396/article/details/51357122
yum源调整为163 wget http://mirrors.163.com/.help/CentOS7-Base-163.repo [root@admin yum.repos.d]# mv CentOS-Base.repo CentOS-Base.repo.bak [root@admin yum.repos.d]# mv CentOS7-Base-163.repo CentOS-Base.repo [root@admin yum.repos.d]# vim epel.repo原文链接：https://www.f2er.com/centos/377873.html
