Shulou(Shulou.com)06/02 Report--

You need to connect to the Internet.

Step 1: back up your original image file so that it can be restored after an error.

Mv / etc/yum.repos.d/CentOS-Base.repo / etc/yum.repos.d/CentOS-Base.repo.backup

Step 2: download the new CentOS-Base.repo to / etc/yum.repos.d/

Wget-O / etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo

Step 3: run yum makecache to generate the cache

Yum makecache

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