yum源改成国内阿里源

Centos将本地Yum源改成国内阿里源 1.下载新的CentOS-Base.repo 到/etc/yum.repos.d/ wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo 2.mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.re

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