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【centos系列教程之一】更改yum源为aliyun
[1] 首先备份/etc/yum.repos.d/CentOS-Base.repo
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
[2] 进入yum源配置文件所在文件夹
[root@localhost yum.repos.d]# cd /etc/yum.repos.d/
[3] 下载aliyun的yum源配置文件,放入/etc/yum.repos.d/(操作前请做好相应备份)
[root@localhost yum.repos.d]# wget http://www.landui.com/repo/Centos-6.repo
如果下载163的yum源配置文件
[root@localhost yum.repos.d]# wget http://www.landui.com/.help/CentOS6-Base-163.repo
[4] 运行yum makecache生成缓存
[root@localhost yum.repos.d]# yum makecache
[5] 更新系统
[root@localhost yum.repos.d]# yum -y update