Filesystem     1K-blocks    Used Available Use% Mounted on
udev             1004952       0   1004952   0% /dev
tmpfs             204856    3684    201172   2% /run
/dev/sda1       28767356 5328808  21954212  20% /
tmpfs            1024260     132   1024128   1% /dev/shm
tmpfs               5120       4      5116   1% /run/lock
tmpfs            1024260       0   1024260   0% /sys/fs/cgroup
tmpfs             204856      52    204804   1% /run/user/1000