Ubuntu
配置路径
/etc/apt/sources.list
先备份源文件
cp /etc/apt/sources.list{,.backup}
清除源文件后或直接追加以下内容
deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
以上内容是以阿里云的ubuntu22.04(即focal)版本镜像为主,也可更换为以下镜像列表中的任一镜像与版本:
版本,替换内容中的版本名 focal 即可:
14.04: trusty
16.04: xenial
18.04: bionic
20.04: focal
22.04: jammy
24.04: noble
更新软件
apt-get update
apt-get upgrade
CentOS
配置路径
/etc/yum.repos.d/CentOS-Base.repo
具体操作,需管理员权限
先将源文件改名
mv /etc/yum.repos.d/CentOS-Base.repo{,.backup}
下载对应源的repo源文件
如阿里云镜像源,如需要可替换下面链接中的centos版本号8:
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo
清除缓存并重新加载
yum clean all
yum makecache