阿里云镜像站 Rocky Linux镜像 下载地址：https://mirrors.aliyun.com/rockylinux/
最新版：
https://mirrors.aliyun.com/rockylinux/8.10/isos/x86_64/Rocky-8.10-x86_64-dvd1.iso
一、 替换默认源配置方法
root执行以下命令替换默认源
sed -e 's|^mirrorlist=|#mirrorlist=|g' \
-e 's|^#baseurl=http://dl.rockylinux.org/$contentdir|baseurl=https://mirrors.aliyun.com/rockylinux|g' \
-i.bak \
/etc/yum.repos.d/Rocky-*.repo
dnf makecache
二、禁用SELinux
临时关闭(无需重启，重启后恢复)
setenforce permissive
永久关闭(需要重启)
配置文件路径 /etc/sysconfig/selinux
修改配置项 SELINUX=enforcing 为 SELINUX=disabledbash
sed -i 's/SELINUX=enforcing/'SELINUX=disabled'/g' /etc/sysconfig/selinux
systemctl stop firewalld.service
systemctl disable firewalld.service
systemctl status firewalld.service
setenforce 0
更新系统：
sudo yum update
安装 epel-release
sudo yum -y install epel-release
安装需要的功能和软件
sudo yum -y install wget tree curl tcsh csh net-tools traceroute ca-certificates nmon iperf3 go squid httpd httpd-tools
sudo yum install -y glibc.i686 glibc.* libgcc.*
关闭防火墙以及selinux 配置国内的软件镜像仓库以及epel仓库 安装常用的工具（wget tree vim curl bash-completion net-tools telnet unzip）
bash -c "$(curl -sS https://airy.cn/linux_scripts/linux_init.sh)"
配置ntp时间同步
bash -c "$(curl -sS https://airy.cn/linux_scripts/ntp_init.sh)"
安装docker并配置镜像加速
bash -c "$(curl -sS https://airy.cn/linux_scripts/docker_init.sh
OpenHPC
vi openhpc.repo
[OpenHPC]
name=OpenHPC-3 - Base
baseurl=http://repos.openhpc.community/OpenHPC/3/EL_9
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-OpenHPC-3
[OpenHPC-updates]
name=OpenHPC-3 - Updates
baseurl=http://repos.openhpc.community/OpenHPC/3/updates/EL_9
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-OpenHPC-3
[OpenHPC]
name=OpenHPC-3 - Base
baseurl=http://repos.openhpc.community/OpenHPC/3/EL_9
enabled=1
gpgcheck=0
[OpenHPC-updates]
name=OpenHPC-3 - Updates
baseurl=http://repos.openhpc.community/OpenHPC/3/updates/EL_9
enabled=1
gpgcheck=0