CentOS 8 停止服务后yum源的维护

老CentOS8搭的服务器,yum update报下面这些错:

Failed to download metadata for repo ‘appstream’ 

找半天找到下面这些替换源。如果国内服务器,换成国内源会比较快些。

sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*
sed -i 's/mirrorlist/mirrorlist/g' /etc/yum.repos.d/CentOS-*
sed -i 's|baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*

这是个临时方案,我已经打算切换到AlmaLinux了。

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