Filesystem                  1K-blocks    Used Available Use% Mounted on
/dev/mapper/ubuntu--vg-root 478229424 6697940 447215788   2% /
none                                4       0         4   0% /sys/fs/cgroup
udev                          1022088       4   1022084   1% /dev
tmpfs                          206420    1000    205420   1% /run
none                             5120       0      5120   0% /run/lock
none                          1032084     152   1031932   1% /run/shm
none                           102400      44    102356   1% /run/user
/dev/sda1                      240972  240349         0 100% /boot