Filesystem Type Size Used Avail Use% Mounted on overlay overlay 3.9G 89M 3.8G 3% / tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup devtmpfs devtmpfs 3.9G 0 3.9G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 1.6G 12M 1.6G 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 3.9G 89M 3.8G 3% /run/initramfs/tmpfs tmpfs tmpfs 785M 96K 785M 1% /run/user/XXXX tmpfs tmpfs 3.9G 8.0K 3.9G 1% /tmp /dev/sda2 ext4 458G 6.1G 428G 2% /tmp/calamares-root-_409nv5z /dev/sda1 vfat 300M 1.6M 298M 1% /tmp/calamares-root-_409nv5z/boot/efi tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/calamares-root-_409nv5z/run