Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 7.8G 96K 7.8G 1% /etc/timezone /dev/sdb3 btrfs 1.9T 65G 1.8T 4% /usr tmpfs tmpfs 7.8G 0 7.8G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 7.8G 0 7.8G 0% /usr/share/runtime/lib/plugins tmpfs tmpfs 7.8G 0 7.8G 0% /usr/share/runtime/share/themes /dev/sdb3 btrfs 1.9T 65G 1.8T 4% /sysroot /dev/sdb3 btrfs 1.9T 65G 1.8T 4% /var/data overlay overlay 1.9T 65G 1.8T 4% /run/host/usr tmpfs tmpfs 1.6G 248K 1.6G 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs tmpfs 3.2G 2.0M 3.1G 1% /run/media tmpfs tmpfs 7.8G 0 7.8G 0% /var/home/XXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 7.8G 0 7.8G 0% /var/home/XXXXXXXXXXXXXXXX tmpfs tmpfs 7.8G 0 7.8G 0% /tmp/.X11-unix