配置yum源安装mysql,阿里云车机安装

1、备份

mv/etc/yum.repos.d/centos-base.repo/etc/yum.repos.d/centos-base.repo.backup

2、将新的CentOS-Base.repo修改为/etc/yum.repos.d/

中心5

wget-o/etc/yum.repos.d/centos-base.repo http://mirrors.a liyun.com/repo/centos-5.repo

CentOS 6

wget-o/etc/yum.repos.d/centos-base.repo http://mirrors.a liyun.com/repo/centos-6.repo

中心7

wget-o/etc/yum.repos.d/centos-base.repo http://mirrors.a liyun.com/repo/centos-7.repo

3、然后运行yum makecache生成缓存

yum clean all

yum makecache