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Re: xfs_repair segfaults with ag_stride option

To: Tom Crane <T.Crane@xxxxxxxxxx>
Subject: Re: xfs_repair segfaults with ag_stride option
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 6 Feb 2012 09:04:29 -0500
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <4F2F23F3.9000402@xxxxxxxxxx>
References: <4F293FCC.7010101@xxxxxxxxxx> <20120202124248.GA12107@xxxxxxxxxxxxx> <4F2F23F3.9000402@xxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Mon, Feb 06, 2012 at 12:50:59AM +0000, Tom Crane wrote:
> Hi Christoph,
>    Many thanks for the quick response and the patch.  It was a big
> help.  I was able to repair our 60TB FS in about 30 hours. I have a
> couple of questions;
> (1) The steps in the progress report seem a little strange.  See the
> attachment. Is this expected?

Do you mean the out of order agno progress reports?  That's an artefact
of the ag_stride option which parallelizes processing of different
AGs, and expected.  It's not very nice but I don't have a smart idea
how to do much better either.

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