Filesystem     1K-blocks    Used Available Use% Mounted on
udev              238776       4    238772   1% /dev
tmpfs              50164     360     49804   1% /run
/dev/vda1       20511356 5808720  13637680  30% /
none                   4       0         4   0% /sys/fs/cgroup
none                5120       0      5120   0% /run/lock
none              250804       0    250804   0% /run/shm
none              102400       0    102400   0% /run/user