$ docker run hello-world

Unable to find image 'hello-world:latest' locally
latest: Pulling from library/hello-world
c04b14da8d14: Pulling fs layer
E:SanjayTensorDocker Toolboxdocker.exe: open /mnt/sda1/var/lib/docker/tmp/Ge
tImageBlob474134307: read-only file system.
See 'E:SanjayTensorDocker Toolboxdocker.exe run --help'.

$ docker info
Containers: 0
 Running: 0
 Paused: 0
 Stopped: 0
Images: 0
Server Version: 1.12.3
Storage Driver: aufs
 Root Dir: /mnt/sda1/var/lib/docker/aufs
 Backing Filesystem: extfs
 Dirs: 0
 Dirperm1 Supported: true
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
 Volume: local
 Network: null host bridge overlay
Swarm: inactive
Runtimes: runc
Default Runtime: runc
Security Options: seccomp
Kernel Version: 4.4.27-boot2docker
Operating System: Boot2Docker 1.12.3 (TCL 7.2); HEAD : 7fc7575 - Thu Oct 27 17:2
3:17 UTC 2016
OSType: linux
Architecture: x86_64
CPUs: 1
Total Memory: 995.8 MiB
Name: default
ID: O5YY:NXSQ:PYYI:HHGU:6ZN3:3U7H:DICU:3QWV:ABUJ:EUFR:MAEU:MMNN
Docker Root Dir: /mnt/sda1/var/lib/docker
Debug Mode (client): false
Debug Mode (server): true
 File Descriptors: 15
 Goroutines: 27
 System Time: 2016-11-24T18:11:38.478659087Z
 EventsListeners: 0
Registry: https://index.docker.io/v1/
Labels:
 provider=virtualbox
Insecure Registries:
 127.0.0.0/8

$ docker-machine ls

$ ls -l
total 1417
drwxr-x---+ 1 SYSTEM         SYSTEM      0 Dec 11 06:23 Desktop
-rwxrwx---+ 1 Administrators SYSTEM    174 Mar 18  2017 desktop.ini
drwx------+ 1 SYSTEM         SYSTEM      0 May 15  2017 Documents
drwx------+ 1 SYSTEM         SYSTEM      0 Aug 22  2013 Downloads
drwx------+ 1 SYSTEM         SYSTEM      0 May 15  2017 Libraries

$ find . -type d -exec chmod 0770 {} ;

$ ls -l
total 14059
drwxrwx---+ 1 rooster SYSTEM       0 Nov 18 16:36  Desktop
drwxrwx---+ 1 rooster SYSTEM       0 Dec 11 16:58  Documents
drwxrwx---+ 1 rooster None         0 Dec 12 11:05  Downloads