Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 84K 3.9G 1% /.flatpak-info /dev/sda1 ext4 454G 25G 407G 6% /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/share/themes tmpfs tmpfs 792M 80K 792M 1% /run/host/monitor udev devtmpfs 3.9G 0 3.9G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm /dev/sdb ext4 916G 41G 830G 5% /data tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs tmpfs 792M 2.1M 790M 1% /run/systemd/journal/socket