Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 3.6G 0 3.6G 0% /dev tmpfs tmpfs 3.7G 8.8M 3.6G 1% /dev/shm tmpfs tmpfs 1.5G 52M 1.4G 4% /run /dev/sdb iso9660 2.9G 2.9G 0 100% /run/initramfs/live /dev/mapper/live-rw ext4 12G 8.7G 3.0G 75% / tmpfs tmpfs 3.7G 3.2M 3.7G 1% /tmp tmpfs tmpfs 740M 68K 739M 1% /run/user/XXX