Filesystem Type Size Used Avail Use% Mounted on /dev/sda1 ext4 55G 18G 35G 34% /usr tmpfs tmpfs 489M 0 489M 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 489M 0 489M 0% /usr/share/runtime/share/themes tmpfs 489M 76K 488M 1% /.flatpak-info tmpfs tmpfs 98M 80K 98M 1% /run/host/monitor udev devtmpfs 456M 0 456M 0% /dev tmpfs tmpfs 489M 0 489M 0% /dev/shm tmpfs tmpfs 489M 0 489M 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 489M 0 489M 0% /home/XXXXXXXXXXXXXXXX tmpfs tmpfs 489M 0 489M 0% /sys/fs/cgroup tmpfs tmpfs 489M 0 489M 0% /tmp/.X11-unix tmpfs tmpfs 98M 1.3M 97M 2% /run/systemd/journal/socket