Filesystem Type Size Used Avail Use% Mounted on overlay overlay 3.0G 94M 2.9G 4% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 2.9G 0 2.9G 0% /dev tmpfs tmpfs 3.0G 0 3.0G 0% /dev/shm tmpfs tmpfs 1.2G 12M 1.2G 1% /run /dev/sr0 iso9660 2.2G 2.2G 0 100% /run/initramfs/omdv /dev/loop0 squashfs 2.2G 2.2G 0 100% /run/initramfs/image /run/initramfs/tmpfs tmpfs 3.0G 94M 2.9G 4% /run/initramfs/tmpfs tmpfs tmpfs 595M 88K 595M 1% /run/user/XXXX tmpfs tmpfs 3.0G 4.0K 3.0G 1% /tmp