Hello Neil , 'mdadm --examine --scan /dev/md0' on my device does not respond with 'creates some ARRAY lines suitable for mdctl.conf' information . What I get is : # mdadm --examine --scan /dev/md0 mdadm: No super block found on /dev/md0 (Expected magic a92b4efc, got 00000000) Using detail function I get the below . What am I doing wrong ? Tia , JimL # mdadm -D /dev/md0 /dev/md0: Version : 00.90.00 Creation Time : Sat Apr 14 06:16:46 2001 Raid Level : raid5 Array Size : 72195968 (68 GiB) Device Size : 36097984 (34 GiB) Raid Disks : 3 Total Disks : 3 Preferred Minor : 0 Persistance : Superblock is persistant Update Time : Thu Mar 7 11:46:13 2002 State : dirty, no-errors Active Drives : 3 Working Drives : 3 Failed Drives : 0 Spare Drives : 0 Layout : left-symmetric Chunk Size : 32K Number Major Minor RaidDisk State 0 8 17 0 active sync /dev/sdb1 1 8 33 1 active sync /dev/sdc1 2 8 49 2 active sync /dev/sdd1 UUID : b285b144:ae0b561b:b5b55686:ed216a4c +------------------------------------------------------------------+ | James W. Laferriere | System Techniques | Give me VMS | | Network Engineer | P.O. Box 854 | Give me Linux | | babydr@baby-dragons.com | Coudersport PA 16915 | only on AXP | +------------------------------------------------------------------+ - 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