On Thursday September 1, dstrang@xxxxxxxxxxxxxx wrote: > This is somewhat of a crosspost from my thread yesterday; but I think it > deserves it's own thread atm. Some time ago, I had a device fail -- with the > help of Neil, Tyler & others on the mailing list; a few patches to mdadm -- > I was able to recover. Using mdadm --remove & mdadm --add, I was able to > rebuild the bad disc in my array. Everything seemed fine; however -- when I > rebooted and re-assembled the raid; it wouldn't take the disk that was > re-added. I had to add it again; and let it rebuild. About 3 weeks ago, I > lost power -- the outage lasted longer than the UPS, and my system shutdown. > Upon startup, once again -- I had to re-add 'the disk' back to the array. > For some reason, if I remove a device and add it back -- when I stop and > re-assemble the array - it won't 'start' that disk. .... > > I'm using mdadm 2.0-devel-3 on a Linux 2.6.11.12 kernel, with version-1 > superblocks. mdadm 2.0 had a fix for assembling version-1 arrays that would particularly affect raid5. Try using that instead of -devel-3. NeilBrown - 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