linux中安裝docker

uname -r

yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-selinux \
                  docker-engine-selinux \
                  docker-engine      

yum install -y yum-utils device-mapper-persistent-data lvm2      

yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo      

yum makecache fast      

yum -y install docker-ce