Re: ZFS from FreeBSD -> Indiana -> FreeBSD - some problem

From: Pawel Jakub Dawidek <pjd_at_FreeBSD.org>
Date: Thu, 15 Nov 2007 09:25:56 +0100
On Wed, Nov 14, 2007 at 08:52:17PM -0500, Adam McDougall wrote:
> For what its worth, I ran across a similar issue.  I moved a scsi card 
> in my server which caused da2 and da3 (each with a separate zfs pool 
> with no redundancy) become swapped, which I did not predict.  ZFS was 
> completely confused by this, and rather than swap cables and reboot, I 
> decided to try the export and import.  Worked fine.  I was a little 
> dissapointed and surprised that I had to take action, but more surprised 
> that such a simple fix was possible (yet predicted) when the error 
> message on sun's website basically indicated 'you are totally screwed, 
> game over, data lost'.  I wasn't in a situation were I would have lost 
> any valuable data.  Maybe it was terminally confused because both 
> devices it wanted were in use by the other 'failed' pool.

In my perforce branch, this is already improved. FreeBSD will detect
disk name changes, etc. It already does, but only with ATA disks.

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd_at_FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!

Received on Thu Nov 15 2007 - 07:26:23 UTC

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