Bootstrap

linux-修改yum源

修改yum源
1. 查看系统版本

uname -a
cat /etc/redhat-release

2. 修改yum源地址为阿里云

cd /etc/yum.repos.d/
mv CentOS-Base.repo CentOS-Base.repo.bak
wget -O CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo
yum makecache

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