docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
docker info
Containers: 5
Images: 2
Storage Driver: devicemapper
Pool Name: docker-253:0-1831457-pool
Pool Blocksize: 65.54 kB
Backing Filesystem: extfs
Data file: /dev/loop0
Metadata file: /dev/loop1
Data Space Used: 309.2 MB
Data Space Total: 107.4 GB
Data Space Available: 40.62 GB
Metadata Space Used: 929.8 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:
CPUs: 1
Total Memory: 1.834 GiB
and I get
docker run hello-world
Error response from daemon: Cannot start container 99e617fd9286fa890bf69fd7d330fffd62ad2e2d9e8b7e512ea4210e782b9f3b: invalid argument