rpm -ivh http://dl.Fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6 yum -y install docker-io service docker start chkconfig docker on
最后发现centos6版本过低，无法使用docker，悲哀！