Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 112K 3.9G 1% /etc/timezone /dev/sda3 btrfs 222G 9.3G 212G 5% /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/lib/plugins /dev/sda3 btrfs 222G 9.3G 212G 5% /home tmpfs tmpfs 792M 208K 792M 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXX tmpfs tmpfs 1.6G 1.7M 1.6G 1% /run/media /dev/sdb1 iso9660 4.3G 4.3G 0 100% /run/media/XXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix/X99