Filesystem                   Size  Used Avail Use% Mounted on
udev                         1.9G     0  1.9G   0% /dev
tmpfs                        390M   12M  379M   3% /run
/dev/mapper/ubuntu--vg-root  455G  178G  254G  42% /
tmpfs                        2.0G  384K  2.0G   1% /dev/shm
tmpfs                        5.0M  4.0K  5.0M   1% /run/lock
tmpfs                        2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/sda1                    236M  196M   28M  88% /boot
tmpfs                        390M  128K  390M   1% /run/user/1000
/home/john/.Private          455G  178G  254G  42% /home/john