Filesystem Size Used Avail Use% Mounted on /dev/sda3 109G 56G 48G 54% /usr /dev/sda3 3.9G 72K 3.9G 1% /etc/ld.so.cache tmpfs 786M 136K 786M 1% /run/host/monitor udev 3.9G 0 3.9G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 0 3.9G 0% /home/XXX tmpfs 3.9G 0 3.9G 0% /home/XXX /dev/sdb4 875G 171G 659G 21% /media/XXX /dev/sda2 4.0G 2.2G 1.9G 54% /recovery /dev/loop0 199M 199M 0 100% /snap/XXXXXXXX /dev/loop1 99M 99M 0 100% /snap/XXXXXXXXXXXXXXXXXXXX /dev/loop2 88M 88M 0 100% /snap/XXXXXXXXX /dev/loop4 88M 88M 0 100% /snap/XXXXXXXXX /dev/loop3 88M 88M 0 100% /snap/XXXXXXXXX /dev/loop5 200M 200M 0 100% /snap/XXXXXXXX /dev/loop6 99M 99M 0 100% /snap/XXXXXXXXXXXXXXXXXXXX /dev/loop7 99M 99M 0 100% /snap/XXXXXXXXXXXXXXXXXXXX /dev/loop8 200M 200M 0 100% /snap/XXXXXXXX tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs 786M 2.2M 784M 1% /run/systemd/journal/socket