centos 7更换阿里源

转自 https://blog.csdn.net/jameshadoop/article/details/54881295

centos7 修改yum源为阿里源,某下网络下速度比较快首先是到yum源设置文件夹里

1.安装base reop源
cd /etc/yum.repos.d
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接着备份旧的配置文件

sudo mv CentOS-Base.repo CentOS-Base.repo.bak
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下载阿里源的文件

sudo wget -O CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
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2 安装epel repo源：
epel(RHEL 7)

wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo
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epel(RHEL 6)

wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-6.repo
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epel(RHEL 5)

wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-5.repo
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3.清理缓存
yum clean all
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4.重新生成缓存
yum makecache

巴特西