Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda4             36853328   9725728  25255524  28% /
none                    990968       704    990264   1% /dev
none                    997688       224    997464   1% /dev/shm
none                    997688       112    997576   1% /var/run
none                    997688         0    997688   0% /var/lock
/dev/sdb1             78779268  45098676  29678804  61% /mnt/backup
/dev/mapper/nvidia_bjccfbhd
                     153837432  93139272  52883616  64% /export
/dev/sda1             19228276  14826380   3425148  82% /media/Ubuntu10.10