info

Usage: docker info [OPTIONS]

Display system-wide information

  --help              Print usage

For example:

$ docker -D info
Containers: 14
 Running: 3
 Paused: 1
 Stopped: 10
Images: 52
Server Version: 1.9.0
Storage Driver: aufs
 Root Dir: /var/lib/docker/aufs
 Backing Filesystem: extfs
 Dirs: 545
 Dirperm1 Supported: true
Execution Driver: native-0.2
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
 Volume: local
 Network: bridge null host
Kernel Version: 3.19.0-22-generic
OSType: linux
Architecture: x86_64
Operating System: Ubuntu 15.04
CPUs: 24
Total Memory: 62.86 GiB
Name: docker
ID: I54V:OLXT:HVMM:TPKO:JPHQ:CQCD:JNLC:O3BZ:4ZVJ:43XJ:PFHZ:6N2S
Docker Root Dir: /var/lib/docker
Debug mode (client): true
Debug mode (server): true
 File Descriptors: 59
 Goroutines: 159
 System Time: 2015-09-23T14:04:20.699842089+08:00
 EventsListeners: 0
 Init SHA1:
 Init Path: /usr/bin/docker
 Docker Root Dir: /var/lib/docker
 Http Proxy: http://test:test@localhost:8080
 Https Proxy: https://test:test@localhost:8080
WARNING: No swap limit support
Username: svendowideit
Registry: [https://index.docker.io/v1/]
Labels:
 storage=ssd

The global -D option tells all docker commands to output debug information.

When sending issue reports, please use docker version and docker -D info to ensure we know how your setup is configured.