Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 7.8G 100K 7.8G 1% /etc/timezone /dev/sda2 ext4 899G 19G 835G 3% /usr tmpfs tmpfs 7.8G 0 7.8G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 7.8G 0 7.8G 0% /usr/share/runtime/share/themes tmpfs tmpfs 1.6G 108K 1.6G 1% /run/host/monitor udev devtmpfs 7.7G 0 7.7G 0% /dev tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs tmpfs 7.8G 0 7.8G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 7.8G 0 7.8G 0% /home/XXXXXXXXXXXXXXX tmpfs tmpfs 7.8G 0 7.8G 0% /tmp/.X11-unix tmpfs tmpfs 7.8G 12K 7.8G 1% /tmp/.X11-unix/X99 tmpfs tmpfs 1.6G 2.0M 1.6G 1% /run/systemd/journal/socket