如何快速替換linux系統中的yum源

一、備份系統舊配置文件centos

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

二、獲取對應版本的CentOS-Base.repo 到/etc/yum.repos.d/目錄
替換以前先備份舊配置ide

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

centos各版本的源配置列表
centos5centos7

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.cloud.tencent.com/repo/centos5_base.repoget

centos6it

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.cloud.tencent.com/repo/centos6_base.repoclass

centos7(騰訊yum源)配置

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.cloud.tencent.com/repo/centos7_base.repo
(阿里雲yum源)
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo騰訊

更新緩存

yum clean allyum makecache

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