Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.8G 108K 3.8G 1% /etc/timezone /dev/sda3 btrfs 476G 33G 442G 7% /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 /dev/sda3 btrfs 476G 33G 442G 7% /home tmpfs tmpfs 772M 236K 771M 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 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 tmpfs tmpfs 1.6G 1.8M 1.6G 1% /run/media tmpfs tmpfs 3.8G 0 3.8G 0% /tmp/.X11-unix tmpfs tmpfs 3.8G 8.2M 3.8G 1% /tmp/.X11-unix/X99