Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 92K 3.9G 1% /etc/timezone /dev/sda5 ext4 55G 11G 41G 21% /usr tmpfs tmpfs 3.9G 0 3.9G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 789M 136K 788M 1% /run/host/monitor udev devtmpfs 3.9G 0 3.9G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs tmpfs 789M 1.5M 787M 1% /run/systemd/journal/socket