- 若未安装wget，安装wget
yum install -y wget
- 获取阿里云镜像repo
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
- 更新镜像源
1 //清除缓存 2 yum clean all 3 //生成缓存 4 yum makecache
yum install -y wget
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
1 //清除缓存 2 yum clean all 3 //生成缓存 4 yum makecache