Centos7配置阿里云yum源

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sudo mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak
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sudo wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
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sudo yum clean all
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sudo yum makecache

看到圈红框的就代表 阿里云yum源配置好了

image-20241210210109688

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sudo yum install -y yum-utils