XServe Raid lost Array #2 after power outage

Hi..

I've had an unfortunate incident with my XServe RAID.. it lost power, and when restarted array 1 came up, but #2 is showing the drives' status as all "spare" and no configured array.

Our first thought was to use the "recognize array" utility in Raid Admin, but (after upgrading to the latest firmware) when choosing either controller the recognize button is greyed out, as if it doesn't want to. If i'm reading the support docs correctly, the drives might actually need to be showing as "available" rather than "spare" - but I'm understanably hesitant to just issue the make drive available command in case that hoses the data that (we hope) is still on the drives.

other details are that array 1 is connected to an Xserve and array 2 (should be) talking to a win2k3 box, via their respective FC interfaces. the power outage was uncontrolled and affected all machines (UPS failure) and startup was also unattended which is worrying me that the 2k3 box might have done something to array 2 on the way back up.

naturally i'm googling this one like crazy but haven't yet found any relevant info. hoping a suggestion or two here might set me in the right direction?

not a nice way to spend a weekend - but at least i have until monday morning to sort it..

thanks in advance..

XServe Raid, Mac OS X (10.5.5)

Posted on Oct 24, 2008 10:29 PM

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2 replies

Oct 26, 2008 4:48 AM in response to Donald Kok

Thanks for the feedback - unfortunately we'd already tried the complete power-down solution and no go. One thing i found out in the process was that we don't have the battery backup units installed, I think that might be a wise investment for next time.

We found a number of similar posts on the subject.. http://discussions.apple.com/thread.jspa?threadID=1471056&tstart=165 and http://discussions.apple.com/thread.jspa?messageID=5949583&#5949583 and in the end just went with recreating the array and restoring from backup - it seems like the only option in this case... so i'll mark this thread closed.

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XServe Raid lost Array #2 after power outage

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