Overhead! If filesystem is ext3: Reserved for root user, default 5% Inodes Journal Superblocks I don't know the exact numbers. Why RAID0? You lose a disk and game over! -----Original Message----- From: linux-raid-owner@vger.kernel.org [mailto:linux-raid-owner@vger.kernel.org] On Behalf Of Sharif Islam Sent: Sunday, January 11, 2004 10:49 PM To: linux-raid@vger.kernel.org Subject: Array Size I have 6 IDE hard drives, each 120 GB. I am bit confused by the reported array size. # mdadm -D /dev/md0 /dev/md0: Version : 00.90.00 Creation Time : Fri Jan 9 13:52:20 2004 Raid Level : linear Array Size : 703324416 (670.74 GiB 720.25 GB) [....] # df -h Filesystem Size Used Avail Use% Mounted on /dev/hda1 26G 1.2G 23G 5% / /dev/hda5 2.6G 33M 2.4G 2% /tmp /dev/hda3 3.9G 59M 3.6G 2% /var /dev/md0 661G 33M 627G 1% /ppa Shouldn't the above be ~720GB? Thanks. -Sharif - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html