Docker 是一个开源的应用容器引擎，让开发者可以打包他们的应用以及依赖包到一个可移植的镜像中，然后发布到任何流行的 Linux或Windows 机器上，也可以实现虚拟化。
install
command
| command | remark |
|---|---|
| build | Build or rebuild services |
| bundle | Generate a Docker bundle from the Compose file |
| config | Validate and view the Compose file |
| create | Create services |
| down | Stop and remove containers, networks, images, and volumes |
| events | Receive real time events from containers |
| exec | Execute a command in a running container |
| help | Get help on a command |
| images | List images |
| kill | Kill containers |
| logs | View output from containers |
| pause | Pause services |
| port | Print the public port for a port binding |
| ps | List containers |
| pull | Pull service images |
| push | Push service images |
| restart | Restart services |
| rm | Remove stopped containers |
| run | Run a one-off command |
| scale | Set number of containers for a service |
| start | Start services |
| stop | Stop services |
| top | Display the running processes |
| unpause | Unpause services |
| up | Create and start containers |
| version | Show the Docker-Compose version information |