Filesystem                 1K-blocks    Used  Available Use% Mounted on
udev                         4024680       0    4024680   0% /dev
tmpfs                         813528    1632     811896   1% /run
/dev/mapper/vgubuntu-root 1920061744 9184952 1813273208   1% /
tmpfs                        4067624   32500    4035124   1% /dev/shm
tmpfs                           5120       4       5116   1% /run/lock
tmpfs                        4067624       0    4067624   0% /sys/fs/cgroup
/dev/sda1                     720368  196560     471416  30% /boot
tmpfs                         813524      52     813472   1% /run/user/1000