Centos7 wget 更换阿里源

• 安装wget

  • yum install -y wget

• 备份之前的源

  • mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

• 下载阿里源

  • wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

• 清理缓存

  • yum clean all

• 生成缓存

  • yum makecache

• 更新最新源设置
  

  • yum update -y

•