Filesystem Size Used Avail Use% Mounted on tmpfs 3.9G 76K 3.9G 1% /.flatpak-info /dev/dm-0 456G 409G 45G 91% /usr /dev/dm-0 456G 409G 45G 91% /home tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/share/icons tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/share/themes tmpfs 787M 184K 787M 1% /run/host/monitor devtmpfs 3.9G 0 3.9G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 0 3.9G 0% /home/XXX tmpfs 3.9G 0 3.9G 0% /home/XXX tmpfs 3.9G 1.8M 3.9G 1% /run/media tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix