On Sep 24, 2012, at 3:06 PM, Günther J. Niederwimmer wrote: > >> mdadm -D /dev/md126 > > /dev/md126: > Container : /dev/md/imsm0, member 0 > Raid Level : raid1 > Array Size : 312568832 (298.09 GiB 320.07 GB) > Used Dev Size : 312568964 (298.09 GiB 320.07 GB) > Raid Devices : 2 > Total Devices : 2 > > State : active Probably clean. Try: mdadm -E /dev/sda > > ARRAY /dev/md/imsm0 metadata=imsm UUID=363f146f:e7f29dc8:f05996c3:577ead6a > ARRAY /dev/md/Volume0 container=/dev/md/imsm0 member=0 > UUID=ec120401:b6ed52e6:3814fac4:48fcf4fc > > > Question: Why create mdadm also a md127, I found this now ? Kernel is mapping /dev/md/Volume0 to /dev/md126. It's doing the same on my system, although it's using md126. Not sure if that's controllable or not. Maybe someone else can answer it. Chris Murphy-- 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