Filesystem Type Size Used Avail Use% Mounted on overlay overlay 1.8G 159M 1.7G 9% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 1.8G 11M 1.8G 1% /dev/shm tmpfs tmpfs 732M 12M 721M 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 1.8G 159M 1.7G 9% /run/initramfs/tmpfs tmpfs tmpfs 366M 60K 366M 1% /run/user/XXXX tmpfs tmpfs 1.8G 636K 1.8G 1% /tmp