Centos7 更換阿里源
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
yum clean all
yum makecache
網易
備份當前的yum源
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
下載對應版本repo檔案, 放入/etc/yum.repos.d/
http://mirrors.163.com/.help/CentOS7-Base-163.repo
http://mirrors.163.com/.help/CentOS6-Base-163.repo
http://mirrors.163.com/.help/CentOS5-Base-163.repo
生成快取
yum clean all
yum makecache