Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 104K 3.9G 1% /etc/timezone /dev/sdb3 btrfs 148G 6.5G 140G 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/sdb3 btrfs 148G 6.5G 140G 5% /home tmpfs tmpfs 792M 25M 767M 4% /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/XXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXX tmpfs tmpfs 1.6G 1.6M 1.6G 1% /run/media XXXXXXXX XXXXXXXX 64K 50K 9.3K 85% XXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix