centos配置yum源-阿里

 

相关仓库：
CentOS过期源（centos-vault）：https://developer.aliyun.com/mirror/centos-vault

CentOS arm源（centos-altarch）：https://developer.aliyun.com/mirror/centos-altarch/

CentOS Stream源（centos-stream）：https://developer.aliyun.com/mirror/centos-stream

CentOS debuginfo源（centos-debuginfo）：https://developer.aliyun.com/mirror/centos-debuginfo/

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/

CentOS 7

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

curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo

3. 清理原yum源缓存

yum clean all

4.生成缓存

yum makecache
或者
yum repolist all

 其他
非阿里云ECS用户会出现 Couldn't resolve host 'mirrors.cloud.aliyuncs.com' 信息，不影响使用。用户也可自行修改相关配置: eg:
sed -i -e '/mirrors.cloud.aliyuncs.com/d' -e '/mirrors.aliyuncs.com/d' /etc/yum.repos.d/CentOS-Base.repo