Filesystem Type Size Used Avail Use% Mounted on overlay overlay 16G 121M 16G 1% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 16G 0 16G 0% /dev tmpfs tmpfs 16G 5.4M 16G 1% /dev/shm tmpfs tmpfs 6.3G 12M 6.3G 1% /run /dev/sdb 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 16G 121M 16G 1% /run/initramfs/tmpfs tmpfs tmpfs 3.2G 100K 3.2G 1% /run/user/XXXX tmpfs tmpfs 16G 4.0K 16G 1% /tmp