基础文章之CentOS,Ubuntu,Debian软件源配置

原标题：基础文章之CentOS,Ubuntu,Debian软件源配置

本文档以配置阿里云源为例，可将地址替换为其它源，如清华源地址：mirrors.tuna.tsinghua.edu.cn

CentOS 7 yum源

rm -rf /etc/yum.repos.d/*.repo #删除repo文件，或者自己备份

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

curl -o /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo

yum makecache #更新缓存

CentOS 6 yum源

rm -rf /etc/yum.repos.d/*.repo #删除repo文件，或者自己备份

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

curl -o/etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-6.repo

yum makecache #更新缓存

Ubuntu 18 apt源

mv /etc/apt/sources.list{,bak} #备份sources.list

cat > /etc/apt/sources.list /etc/apt/sources.list /etc/apt/sources.list /etc/apt/sources.list

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