// 搜索 epel 依赖
# yum search epel
// 选择需要安装的依赖包，name 就是包名
# yum install 'name'
# sudo yum -y remove docker
# sudo yum -y install docker-io
// 启动 Docker Deamon
# sudo service docker start
// 设置 Docker Deamon 开机运行
# sudo chkconfig docker on
// 验证 Docker Deamon
# docker info
Containers: 0
Images: 0
Storage Driver: devicemapper
Pool Name: docker-253:1-397196-pool
Pool Blocksize: 65.54 kB
Backing Filesystem: extfs
Data file: /dev/loop0
Metadata file: /dev/loop1
Data Space Used: 305.7 MB
Data Space Total: 107.4 GB
Data Space Available: 18.9 GB
Metadata Space Used: 729.1 kB
Metadata Space Total: 2.147 GB
Metadata Space Available: 2.147 GB
Udev Sync Supported: true
Deferred Removal Enabled: false
Data loop file: /var/lib/docker/devicemapper/devicemapper/data
Metadata loop file: /var/lib/docker/devicemapper/devicemapper/metadata
Library Version: 1.02.117-RHEL6 (2016-08-15)
Execution Driver: native-0.2
Logging Driver: json-file
Kernel Version: 2.6.32-431.el6.x86_64
Operating System: <unknown>
CPUs: 1
Total Memory: 996.5 MiB
Name: instance-a057rbeu
ID: Q3DH:HF5K:LPKE:O77Q:GDZ5:JM56:U6S6:TDA6:H4NH:GFH2:PZ4P:KM2S
// 获取镜像
# docker pull daoclound.io/centos:6
// 查看镜像列表
# docker images
// 重启 docker
// 运行镜像，注意镜像名，必须要与前面拉取的名字保持一致
# sudo docker run -i -t daoclound.io/centos:6 /bin/bash
