centos7 yum 配置阿里云镜像

1、备份之前的仓库文件

mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.back

2、下载阿里云的仓库文件

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

3、清除缓存

yum clean all
yum makecache

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转载自blog.csdn.net/qq_34626094/article/details/126411138
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