Filesystem Type Size Used Avail Use% Mounted on overlay overlay 7.8G 1.1G 6.8G 14% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 7.8G 0 7.8G 0% /dev tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs tmpfs 3.2G 12M 3.1G 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 7.8G 1.1G 6.8G 14% /run/initramfs/tmpfs tmpfs tmpfs 1.6G 104K 1.6G 1% /run/user/XXXX tmpfs tmpfs 7.8G 4.0K 7.8G 1% /tmp