CentOS配置镜像源

CentOS配置镜像源

# 备份
mv /etc/yum.repos.d/CentOS-Linux-AppStream.repo CentOS-Linux-AppStream.repo.back 
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
mv /etc/yum.repos.d/CentOS-Linux-BaseOS.repo /etc/yum.repos.d/CentOS-Base.repo.backup

# Centos8下载，centos8官方源已下线，建议切换centos-vault源
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo

# Centos7下载
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo

# Centos6下载，centos6官方源已下线，建议切换centos-vault源
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-6.10.repo

#清理缓存并生成新缓存
yum clean all
yum makecache

#启用epel仓库（提供额外的软件包）
yum -y install epel-release

安装必要软件：yum -y install fio nvme-cli ipmitool sysstat vim

 Redhot配置镜像源

#适用于Redhot9
cd /etc/yum.repos.d/
rm -f redhat.repo
vim aliyun.repo

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

yum -y clean all && yum -y makecache