Filesystem Size Used Avail Use% Mounted on tmpfs 3.9G 72K 3.9G 1% /.flatpak-info /dev/sda3 236G 13G 223G 6% /usr tmpfs 3.9G 0 3.9G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/share/icons tmpfs 785M 64K 784M 1% /run/host/monitor devtmpfs 3.9G 0 3.9G 0% /dev tmpfs 3.9G 12M 3.9G 1% /dev/shm tmpfs 3.9G 1.7M 3.9G 1% /run/media /dev/sr0 340M 340M 0 100% /run/media/XXX tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 3.9G 0 3.9G 0% /sysroot/home/XXX tmpfs 3.9G 0 3.9G 0% /sysroot/home/XXX tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix