xxx:/# df -h
Filesystem                         Size  Used Avail Use% Mounted on
udev                               903M     0  903M   0% /dev
tmpfs                              187M  1.1M  186M   1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv  3.9G  3.7G   51M  99% /
tmpfs                              934M     0  934M   0% /dev/shm
tmpfs                              5.0M     0  5.0M   0% /run/lock
tmpfs                              934M     0  934M   0% /sys/fs/cgroup
/dev/sdc2                          976M  156M  754M  18% /boot
/dev/mapper/vg01-lv01              5.4T  1.4T  3.9T  26% /data
/dev/loop2                          90M   90M     0 100% /snap/core/8213
/dev/loop1                          90M   90M     0 100% /snap/core/8268
tmpfs                              187M     0  187M   0% /run/user/1000