Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 5.8G 88K 5.8G 1% /etc/timezone /dev/sda2 btrfs 465G 12G 452G 3% /usr tmpfs tmpfs 5.8G 0 5.8G 0% /usr/lib/x86_64-linux-gnu/GL /dev/sda2 btrfs 465G 12G 452G 3% /home tmpfs tmpfs 1.2G 168K 1.2G 1% /run/host/monitor devtmpfs devtmpfs 5.8G 0 5.8G 0% /dev tmpfs tmpfs 5.8G 0 5.8G 0% /dev/shm tmpfs tmpfs 5.8G 0 5.8G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 5.8G 0 5.8G 0% /home/XXXXXXXXXXXXXX tmpfs tmpfs 2.4G 1.8M 2.4G 1% /run/media tmpfs tmpfs 5.8G 0 5.8G 0% /tmp/.X11-unix