Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 84K 3.9G 1% /etc/timezone /dev/sda4 ext4 41G 21G 19G 53% /usr tmpfs tmpfs 3.9G 0 3.9G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/share/themes tmpfs tmpfs 796M 188K 796M 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/XXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXX tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs tmpfs 796M 1.7M 795M 1% /run/systemd/journal/socket