一，安装EPEL
关于EPEL：https://Fedoraproject.org/wiki/EPEL/zh-cn
>rpm -ivh http://dl.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm
>rpm –import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
>yum -y install yum-priorities
二，安装Docker
>yum -y install docker-io
如果提示冲突，先卸载 yum remove docker
>service docker start
> /etc/init.d/docker start
>chkconfig docker on
检查安装结果。
- # docker info
三，应用Docker
1，获取Centos镜像
>docker pull centos:latest
service docker stop/start/restart
