Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 939M 76K 939M 1% /.flatpak-info /dev/sda3 ext4 456G 16G 417G 4% /usr tmpfs tmpfs 939M 0 939M 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 939M 0 939M 0% /usr/share/runtime/share/themes tmpfs tmpfs 188M 80K 188M 1% /run/host/monitor udev devtmpfs 909M 0 909M 0% /dev tmpfs tmpfs 939M 0 939M 0% /dev/shm tmpfs tmpfs 939M 0 939M 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 939M 0 939M 0% /home/XXXXXXXXXXXXXXXXX tmpfs tmpfs 939M 0 939M 0% /sys/fs/cgroup tmpfs tmpfs 939M 0 939M 0% /tmp/.X11-unix tmpfs tmpfs 188M 5.9M 182M 4% /run/systemd/journal/socket