Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/loop0            19900284   3071492  15817900  17% /
none                   4092260       336   4091924   1% /dev
none                   4096932       188   4096744   1% /dev/shm
none                   4096932        96   4096836   1% /var/run
none                   4096932         0   4096932   0% /var/lock
none                   4096932         0   4096932   0% /lib/init/rw
/dev/sdb2            956759036 290223400 666535636  31% /host
none                  19900284   3071492  15817900  17% /var/lib/ureadahead/debugfs