Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.8G 100K 3.8G 1% /etc/timezone /dev/sda3 ext4 457G 19G 416G 5% /usr tmpfs tmpfs 3.8G 0 3.8G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 3.8G 0 3.8G 0% /usr/share/runtime/lib/plugins tmpfs tmpfs 3.8G 0 3.8G 0% /usr/share/runtime/share/themes tmpfs tmpfs 769M 176K 769M 1% /run/host/monitor udev devtmpfs 3.7G 0 3.7G 0% /dev tmpfs tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs tmpfs 3.8G 0 3.8G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.8G 0 3.8G 0% /home/XXXXXXXXXXXXXX /dev/sr0 iso9660 129M 129M 0 100% /media/XXXXXXXXXXXXX /dev/loop1 squashfs 128K 128K 0 100% /snap/XXXXXX /dev/loop0 squashfs 75M 75M 0 100% /snap/XXXXXXXXXXX /dev/loop2 squashfs 272M 272M 0 100% /snap/XXXXXXXXXXXX /dev/loop3 squashfs 92M 92M 0 100% /snap/XXXXXXXXXXXXXXXXXXXXXX /dev/loop4 squashfs 39M 39M 0 100% /snap/XXXXXXXXXXX /dev/loop5 squashfs 1.6G 1.6G 0 100% /snap/XXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.8G 0 3.8G 0% /tmp/.X11-unix tmpfs tmpfs 769M 1.8M 768M 1% /run/systemd/journal/socket