CentOS7.9

镜像源：

[huaweiyun]
name=huaweiyun
baseurl=https://mirrors.huaweicloud.com/centos-vault/7.9.2009/os/x86_64/
enabled=1
gpgcheck=0

[huaweiyun-epel]
name=huaweiyun epel
baseurl=https://mirrors.huaweicloud.com/epel/7/x86_64/
enabled=1
gpgcheck=0

Rocky9.4

镜像源：

[huaweiyun-BaseOS]
name=huaweiyun-BaseOS
baseurl=https://mirrors.huaweicloud.com/centos-stream/9-stream/BaseOS/x86_64/os/
enabled=1
gpgcheck=0

[huaweiyun-AppStream]
name=huaweiyun-AppStream
baseurl=https://mirrors.huaweicloud.com/centos-stream/9-stream/AppStream/x86_64/os/
enabled=1
gpgcheck=0

[epel]
name=Extra
baseurl=http://mirrors.huaweicloud.com/epel/9/Everything/x86_64/
enabled=1
gpgcheck=0

关闭防火墙和selinux：

systemctl stop firewalld;setenforce 0;systemctl disable firewalld;sed -i 's/^\(SELINUX=\).*$/\1disabled/g' /etc/selinux/config

Ubuntu2404

安装时即可设置好镜像源，不用安装后手动配置

Euler2203

国产系统，默认镜像源在国内