Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 1.9G 88K 1.9G 1% /etc/timezone /dev/sda3 btrfs 447G 11G 435G 3% /usr tmpfs tmpfs 1.9G 0 1.9G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 1.9G 0 1.9G 0% /usr/share/runtime/share/themes /dev/sda3 btrfs 447G 11G 435G 3% /home tmpfs tmpfs 378M 112K 378M 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs tmpfs 1.9G 0 1.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 1.9G 0 1.9G 0% /home/XXXXXXXXXXXXX tmpfs tmpfs 755M 1.7M 753M 1% /run/media tmpfs tmpfs 1.9G 0 1.9G 0% /tmp/.X11-unix