Filesystem            Size  Used Avail Use% Mounted on
/dev/sda3             453G  430G     0 100% /
none                  1.9G  200K  1.9G   1% /dev
none                  2.0G     0  2.0G   0% /dev/shm
none                  2.0G   60K  2.0G   1% /var/run
none                  2.0G     0  2.0G   0% /var/lock
none                  2.0G     0  2.0G   0% /lib/init/rw
none                  453G  430G     0 100% /var/lib/ureadahead/debugfs
/dev/sda6             1.9G   35M  1.8G   2% /tmp
/dev/sda2              92M   22M   66M  25% /boot
/dev/sdb1             7.6M  1.1M  6.2M  15% /sdb