root@ubuntu:/# df -h
Filesystem                   Size  Used Avail Use% Mounted on
/dev/mapper/ubuntu--vg-root  1.8T  740G  999G  43% /
udev                         989M   12K  989M   1% /dev
/dev/sdb1                    236M  215M  9.0M  96% /boot
tmpfs                        201M  1.4M  199M   1% /run
root@ubuntu:/#