On 02/07/12 18:42, Stefan Priebe wrote: > Hi Jes, > > Am 07.02.2012 17:09, schrieb Jes Sorensen: >> /dev/md126 looks to be the container, not the actual raid device, from >> what your mdadm.conf says. > > booted from a rescue CD using 2.6.32 kernel. > > ~# mdadm -D --scan > ARRAY /dev/md/imsm0 metadata=imsm UUID=24cdb70d:101f4c4b:23dfa5cb:3f176b6a > ARRAY /dev/md/RaidStefan_0 container=/dev/md/imsm0 member=0 > UUID=84aa9982:ed593d80:ee7c7f53:e2944038 > > ~# cat /proc/mdstat > Personalities : [raid1] > md126 : active (auto-read-only) raid1 sda[1] sdb[0] > 156288000 blocks super external:/md127/0 [2/2] [UU] > > md127 : inactive sdb[1](S) sda[0](S) > 5544 blocks super external:imsm > > unused devices: <none> > > so md126 is the real raid. > >> What does your /proc/mdstat say? > > When booted from disk - output while in initramfs: > ~# cat /proc/mdstat > Personalities : [raid1] > md126 : active (read-only) raid1 sda[1] sdb[0] > 156288000 blocks super external:/md127/0 [2/2] [UU] > > md127 : inactive sdb[1](S) sda[0](S) > 5544 blocks super external:imsm Does it stay read-only if you try to write to it? Jes -- 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