Strange: ----------------- sudo mdadm -D /dev/md0 /dev/md0: Version : 00.90 Creation Time : Fri Mar 27 16:49:37 2009 Raid Level : raid1 Array Size : 24418688 (23.29 GiB 25.00 GB) Used Dev Size : 24418688 (23.29 GiB 25.00 GB) Raid Devices : 2 Total Devices : 2 Preferred Minor : 0 Persistence : Superblock is persistent Update Time : Fri Apr 10 12:58:59 2009 State : clean Active Devices : 2 Working Devices : 2 Failed Devices : 0 Spare Devices : 0 UUID : 27ce9bd9:4ce6ceb2:670e265f:82e0c670 (local to host LLLx64-32) Events : 0.38 Number Major Minor RaidDevice State 0 8 1 0 active sync /dev/sda1 1 8 17 1 active sync /dev/sdb1 ----------------- Seems ok, but then: ----------------- sudo mdadm -E /dev/md0 mdadm: No md superblock detected on /dev/md0. ----------------- ----- Original Message ----- From: "Robin Hill" <robin@xxxxxxxxxxxxxxx> To: <linux-raid@xxxxxxxxxxxxxxx> Sent: Friday, April 10, 2009 1:59 PM Subject: Re: Converting system to raid > As for the other reply, the sata drives each have 3 primary partitions > all set to type fd and formated with ext3. I was going to try ext4 for > the main storage of the newer system but I found there is a problem > with kernels .27 and newer on nforce2 and newer boards. some sort of > problem with the bios and apci. How do I find out which superblocks > version is used? > Either "mdadm -D" on the array, or "mdadm -E" on one of the partitions will show you the version. Cheers, Robin -- ___ ( ' } | Robin Hill <robin@xxxxxxxxxxxxxxx> | / / ) | Little Jim says .... | // !! | "He fallen in de water !!" | -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html