centos7更新yum阿里源
- 备份原来的yum源 $sudo cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak 2.设置aliyun的yum源 $sudo wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo 3.添加EPEL源 $sudo wget -P /etc/yum.repos.d/ http://mirrors.aliyun.com/repo/epel-7.repo 4.清理缓存,生成新缓存,执行yum更新 $sudo yum clean all $sudo yum makecache $sudo yum update