Centos7/8、Debian7/8/9更换源为阿里云，解决apt-get、update等404错误
一、Centos7/8更换源为阿里云
1、备份
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
2、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
3、生成缓存
yum makecache
二、Debian7/8/9/10更换源为阿里云
1、debian 7.x (wheezy)
编辑/etc/apt/sources.list文件(需要使用sudo), 在文件最前面添加以下条目(操作前请做好相应备份)
deb http://mirrors.aliyun.com/debian/ wheezy main non-free contrib deb http://mirrors.aliyun.com/debian/ wheezy-proposed-updates main non-free contrib deb-src http://mirrors.aliyun.com/debian/ wheezy main non-free contrib deb-src http://mirrors.aliyun.com/debian/ wheezy-proposed-updates main non-free contrib
2、debian 8
编辑/etc/apt/sources.list文件(需要使用sudo), 在文件最前面添加以下条目(操作前请做好相应备份)
deb http://mirrors.aliyun.com/debian/ jessie main non-free contrib deb http://mirrors.aliyun.com/debian/ jessie-proposed-updates main non-free contrib deb-src http://mirrors.aliyun.com/debian/ jessie main non-free contrib deb-src http://mirrors.aliyun.com/debian/ jessie-proposed-updates main non-free contrib
3、debian 9
编辑/etc/apt/sources.list文件(需要使用sudo), 替换为下面(操作前请做好相应备份)
deb http://mirrors.aliyun.com/debian stretch main contrib non-free deb-src http://mirrors.aliyun.com/debian stretch main contrib non-free deb http://mirrors.aliyun.com/debian stretch-updates main contrib non-free deb-src http://mirrors.aliyun.com/debian stretch-updates main contrib non-free deb http://mirrors.aliyun.com/debian-security stretch/updates main contrib non-free deb-src http://mirrors.aliyun.com/debian-security stretch/updates main contrib non-free
4、最后升级软件
apt-get update
三、ubuntu 18.04更换源为阿里云
1、编辑/etc/apt/sources.list文件(需要使用sudo), 在文件最前面添加以下条目(操作前请做好相应备份)
deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
2、最后升级软件
apt-get update