Filesystem     1K-blocks     Used Available Use% Mounted on
/dev/sda1       49409840 33571020  13305908  72% /
none                   4        0         4   0% /sys/fs/cgroup
udev             1015264        4   1015260   1% /dev
tmpfs             205056      872    204184   1% /run
none                5120        0      5120   0% /run/lock
none             1025264       84   1025180   1% /run/shm
none              102400       20    102380   1% /run/user