Filesystem Size Used Avail Use% Mounted on /dev/mapper/XXXXXXXXXXXXX 915G 30G 839G 4% /usr tmpfs 2.0G 0 2.0G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs 2.0G 0 2.0G 0% /usr/share/runtime/share/themes /dev/mapper/XXXXXXXXXXXXX 2.0G 76K 2.0G 1% /etc/ld.so.conf tmpfs 394M 96K 394M 1% /run/host/monitor udev 1.9G 0 1.9G 0% /dev tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 2.0G 0 2.0G 0% /home/XXX tmpfs 2.0G 0 2.0G 0% /home/XXX /dev/sr1 19M 19M 0 100% /media/XXX /dev/sdb2 18M 18M 0 100% /media/XXX tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup tmpfs 2.0G 0 2.0G 0% /tmp/.X11-unix tmpfs 394M 1.4M 392M 1% /run/systemd/journal/socket