Filesystem     1K-blocks    Used Available Use% Mounted on
/dev/sda1       19857456 3526592  15334768  19% /
udev              505128       4    505124   1% /dev
tmpfs             204960     956    204004   1% /run
none                5120       0      5120   0% /run/lock
none              512396     200    512196   1% /run/shm