开源镜像

http://mirrors.163.com/.help/CentOS6-Base-163.repo

http://mirrors.sohu.com/help/CentOS-Base-sohu.repo

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo

rpm包搜索

http://centos.ustc.edu.cn/centos/6/os/x86_64/Packages/

http://dl.fedoraproject.org/pub/epel/6/i386/

http://pkgs.org/         -》 常用

安装epel

rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm