From: Christoph Hellwig <hch@infradead.org>
To: Mel Gorman <mgorman@suse.de>
Cc: Christoph Hellwig <hch@infradead.org>,
Johannes Weiner <jweiner@redhat.com>,
Wu Fengguang <fengguang.wu@intel.com>,
Dave Chinner <david@fromorbit.com>,
xfs@oss.sgi.com, jack@suse.cz, linux-mm@kvack.org
Subject: Re: [PATCH 03/27] xfs: use write_cache_pages for writeback clustering
Date: Fri, 1 Jul 2011 11:15:09 -0400 [thread overview]
Message-ID: <20110701151509.GA30620@infradead.org> (raw)
In-Reply-To: <20110701145935.GB29530@suse.de>
On Fri, Jul 01, 2011 at 03:59:35PM +0100, Mel Gorman wrote:
> On Fri, Jul 01, 2011 at 05:33:05AM -0400, Christoph Hellwig wrote:
> > Johannes, Mel, Wu,
>
> Am adding Jan Kara as he has been working on writeback efficiency
> recently as well.
>
> > Dave has been stressing some XFS patches of mine that remove the XFS
> > internal writeback clustering in favour of using write_cache_pages.
> >
>
> Against what kernel? 2.6.38 was a disaster for reclaim I've been
> finding out this week. I don't know about 2.6.38.8. 2.6.39 was better.
The patch series is against current 3.0-rc, I assume that's what Dave
tested as well.
> I'm assuming "test 180" is from xfstests which was not one of the tests
> I used previously. To run with 1000 files instead of 100, was the file
> "180" simply editted to make it look like this loop instead?
Yes. to both questions.
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next prev parent reply other threads:[~2011-07-01 15:15 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20110629140109.003209430@bombadil.infradead.org>
[not found] ` <20110629140336.950805096@bombadil.infradead.org>
[not found] ` <20110701022248.GM561@dastard>
[not found] ` <20110701041851.GN561@dastard>
2011-07-01 9:33 ` [PATCH 03/27] xfs: use write_cache_pages for writeback clustering Christoph Hellwig
2011-07-01 14:59 ` Mel Gorman
2011-07-01 15:15 ` Christoph Hellwig [this message]
2011-07-02 2:42 ` Dave Chinner
2011-07-05 14:10 ` Mel Gorman
2011-07-05 15:55 ` Dave Chinner
2011-07-11 10:26 ` Christoph Hellwig
2011-07-01 15:41 ` Wu Fengguang
2011-07-04 3:25 ` Dave Chinner
2011-07-05 14:34 ` Mel Gorman
2011-07-06 1:23 ` Dave Chinner
2011-07-11 11:10 ` Christoph Hellwig
2011-07-06 4:53 ` Wu Fengguang
2011-07-06 6:47 ` Minchan Kim
2011-07-06 7:17 ` Dave Chinner
2011-07-06 15:12 ` Johannes Weiner
2011-07-08 9:54 ` Dave Chinner
2011-07-11 17:20 ` Johannes Weiner
2011-07-11 17:24 ` Christoph Hellwig
2011-07-11 19:09 ` Rik van Riel
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