linux-kernel - Re: [PATCH 3/6] mm: kswapd: Continue reclaiming for reclaim/compaction if the minimum number of pages have not been reclaimed

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Date:	Wed, 8 Aug 2012 10:58:03 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Minchan Kim <minchan@...nel.org>
Cc:	Linux-MM <linux-mm@...ck.org>, Rik van Riel <riel@...hat.com>,
	Jim Schutt <jaschut@...dia.gov>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/6] mm: kswapd: Continue reclaiming for
 reclaim/compaction if the minimum number of pages have not been reclaimed

On Wed, Aug 08, 2012 at 10:07:57AM +0100, Mel Gorman wrote:
> > <SNIP>
> 
> It was intentional at the time but asking me about it made me reconsider,
> thanks. In too many cases, this is a no-op and any apparent increase of
> kswapd activity is likely a co-incidence. This is untested but is what I
> intended.
> 
> ---8<---
> mm: kswapd: Continue reclaiming for reclaim/compaction if the minimum number of pages have not been reclaimed
> 

And considering this further again, it would partially regress fe2c2a10
and be too aggressive. I'm dropping this patch completely for now and will
revisit it in the future.

Thanks Minchan.

-- 
Mel Gorman
SUSE Labs
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