Filesystem Type Size Used Avail Use% Mounted on overlay overlay 1.4G 78M 1.4G 6% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 1.4G 0 1.4G 0% /dev/shm tmpfs tmpfs 573M 11M 562M 2% /run /dev/sdb iso9660 2.4G 2.4G 0 100% /run/initramfs/omdv /dev/loop0 squashfs 2.3G 2.3G 0 100% /run/initramfs/image /run/initramfs/tmpfs tmpfs 1.4G 78M 1.4G 6% /run/initramfs/tmpfs tmpfs tmpfs 287M 56K 287M 1% /run/user/XXXX tmpfs tmpfs 1.4G 8.0K 1.4G 1% /tmp