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Linux服务器更换镜像源

Published on 2024/11/20

linux 服务器更换镜像源

背景

新买的centos服务器无法下载软件，提示

Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was
14: curl#6 - “Could not resolve host: mirrorlist.centos.org

原因：是因为centos7在024年6月份停止维护，导致默认镜像不能使用，更改镜像即可

步骤如下：

  • step1:
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
  • step2:
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
  • step3:
 yum clean all
  • step4:
yum makecache