docker container on ubuntu host

crowbar@build30:~/core$ docker info
Containers: 23
Images: 4
Driver: aufs
 Root Dir: /var/lib/docker/aufs
 Dirs: 50
WARNING: No swap limit support
crowbar@build30:~/core$ docker version
Client version: 0.8.0
Go version (client): go1.2
Git commit (client): cc3a8c8
Server version: 0.8.0
Git commit (server): cc3a8c8
Go version (server): go1.2
Last stable version: 0.8.0
crowbar@build30:~/core$
crowbar@build30:~/core$ docker run -i -t opencrowbar/centos:6.5-2 /bin/bash -i
bash-4.1# ls -al /
total 14864
drwxr-xr-x  65 root root     4096 Feb 11 13:25 .
drwxr-xr-x  65 root root     4096 Feb 11 13:25 ..
-rw-------   1 root root      357 Feb  6 16:33 .bash_history
dr-xr-xr-x   2 root root     4096 Jan 22 06:30 bin
dr-xr-xr-x   2 root root     4096 Sep 23  2011 boot
drwxr-xr-x   6 root root     4096 Feb  6 16:30 dev
-rw-r--r--   1 root root      656 Feb 11 13:25 .dockerenv
-rwx------   1 root root 15119491 Feb 11 12:31 .dockerinit
drwxr-xr-x  87 root root     4096 Feb 11 13:26 etc
d--x--x---   4 root root     4096 Feb 11 00:19 .gem
d--x--x---   6 root root     4096 Feb 11 00:20 home
dr-xr-xr-x  10 root root     4096 Jan 22 06:32 lib
dr-xr-xr-x   9 root root     4096 Feb  5 13:37 lib64
drwxr-xr-x   2 root root     4096 Sep 23  2011 media
drwxr-xr-x   2 root root     4096 Sep 23  2011 mnt
drwxr-xr-x   4 root root     4096 Jan 22 06:35 opt
drwxr-----   3 root root     4096 Jan 22 06:30 .pki
dr-xr-xr-x 101 root root        0 Feb 11 13:25 proc
dr-xr-x---   3 root root     4096 Feb 11 13:26 root
dr-xr-xr-x   2 root root     4096 Jan 22 06:30 sbin
drwxr-xr-x   2 root root     4096 Sep 23  2011 selinux
drwxr-xr-x   2 root root     4096 Sep 23  2011 srv
dr-xr-xr-x  13 root root        0 Feb 11 13:25 sys
drwxr-xr-x   4 root root     4096 Feb  6 16:30 tftpboot
drwxrwxrwt   2 root root     4096 Feb  6 16:30 tmp
d--x--x---  29 root root     4096 Feb 11 00:20 usr
d--x--x---  43 root root     4096 Feb 11 00:21 var
bash-4.1#