Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda1             36843088  16276260  18695264  47% /
none                    373744       244    373500   1% /dev
none                    379340       116    379224   1% /dev/shm
none                    379340       316    379024   1% /var/run
none                    379340         0    379340   0% /var/lock
none                  36843088  16276260  18695264  47% /var/lib/ureadahead/debugfs