Centos 6 yum源很多已经失效，网上收集可用的yum源分享一下：



cat >> /etc/yum.repos.d/CentOS-aliyun-lhr.repo <<"EOF"
[base]
name=CentOS-6.10
enabled=1
failovermethod=priority
baseurl=http://mirrors.aliyun.com/centos-vault/6.10/os/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.com/centos-vault/RPM-GPG-KEY-CentOS-6
[updates]
name=CentOS-6.10
enabled=1
failovermethod=priority
baseurl=http://mirrors.aliyun.com/centos-vault/6.10/updates/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.comm/centos-vault/RPM-GPG-KEY-CentOS-6
[extras]
name=CentOS-6.10
enabled=1
failovermethod=priority
baseurl=http://mirrors.aliyun.com/centos-vault/6.10/extras/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.com/centos-vault/RPM-GPG-KEY-CentOS-6
[epel]
name=Extra Packages for Enterprise Linux 6 - $basearch
enabled=1
failovermethod=priority
baseurl=http://mirrors.aliyun.com/epel-archive/6/$basearch
gpgcheck=0
gpgkey=http://mirrors.aliyun.com/epel-archive/RPM-GPG-KEY-EPEL-6
EOF



cat >> /etc/yum.repos.d/CentOS-neusoft-lhr.repo <<"EOF"
[base]
name=CentOS-6-Base
baseurl=http://mirrors.neusoft.edu.cn/centos/6/os/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6
[updates]
name=CentOS-6-Updates
baseurl=http://mirrors.neusoft.edu.cn/centos/6/updates/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6
[extras]
name=CentOS-6-Extras
baseurl=http://mirrors.neusoft.edu.cn/centos/6/extras/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6
[centosplus]
name=CentOS-6-Plus
baseurl=http://mirrors.neusoft.edu.cn/centos/6/centosplus/$basearch/
gpgcheck=1
enabled=0
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6
[contrib]
name=CentOS-6-Contrib
baseurl=http://mirrors.neusoft.edu.cn/centos/6/contrib/$basearch/
gpgcheck=1
enabled=0
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6
[epel]
name=Extra Packages for Enterprise Linux 6 - $basearch
enabled=1
failovermethod=priority
baseurl=http://mirrors.neusoft.edu.cn/epel/6/$basearch
gpgcheck=0
gpgkey=http://mirrors.neusoft.edu.cn/epel/RPM-GPG-KEY-EPEL-6
EOF


 Centos 7 将原有的yum源改为清华大学镜像源（直接执行）



sudo sed -e 's|^mirrorlist=|#mirrorlist=|g' \
         -e 's|^#baseurl=http://mirror.centos.org|baseurl=https://mirrors.tuna.tsinghua.edu.cn|g' \
         -i.bak \
         /etc/yum.repos.d/CentOS-*.repo


 阿里Centos 7 源下载地址



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

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