Filesystem Type Size Used Avail Use% Mounted on /dev/sdb1 ext4 110G 41G 63G 40% /usr tmpfs tmpfs 3.4G 0 3.4G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 3.4G 0 3.4G 0% /usr/share/runtime/share/themes none tmpfs 3.4G 76K 3.4G 1% /etc/timezone tmpfs tmpfs 688M 1.5M 687M 1% /etc/resolv.conf tmpfs tmpfs 688M 52K 688M 1% /run/user/XXXXXXXXXXXXXXXXXXXXX udev devtmpfs 3.4G 0 3.4G 0% /dev tmpfs tmpfs 3.4G 0 3.4G 0% /dev/shm /dev/sda1 btrfs 3.7T 2.5T 1.2T 68% /home/XXXXXXXX tmpfs tmpfs 3.4G 0 3.4G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.4G 0 3.4G 0% /home/XXXXXXXXXXXXX tmpfs tmpfs 3.4G 0 3.4G 0% /sys/fs/cgroup tmpfs tmpfs 3.4G 0 3.4G 0% /tmp/.X11-unix