Re: Help, array corrupted after clean shutdown.

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On Sat, 6 Apr 2013, Oliver Schinagl wrote:

All that said when I did the assemble with the 'guessed' 3 correct drives. Did of course increase the events count. sdc1 of course didn't partake in this. Assuming that it is in sync with the rest, what is the worst that can happen? And does the --read-only flag protect against it?

/dev/sdc1:
   Update Time : Sat Mar 16 20:20:47 2013
      Checksum : a7686a57 - correct
        Events : 180132

As you probably already know, using sdc1 will mean you'll be playing with part of the array that is out of date by 3 weeks (this update time indicates that sdc1 fell out on Mar 16).

So I would definitely stay away from sdc1. It seems you have made a lot of changes lately (your create time is in 2010 and on Mar 16 2013 you were up to 180k events, and then now three weeks later the rest of the drives are at 513k events, that seems like a of writes has been done to the array the past tree weeks?).

So sdc1 is definitely not in sync according to this information. Using it is risky, but as a last resort, sure.

--
Mikael Abrahamsson    email: swmike@xxxxxxxxx
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