linux-kernel - Re: [PATCH 04/12] Export fragmentation index via /proc/pagetypeinfo

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Date:	Tue, 16 Feb 2010 17:49:20 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	kosaki.motohiro@...fujitsu.com,
	Andrea Arcangeli <aarcange@...hat.com>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Adam Litke <agl@...ibm.com>, Avi Kivity <avi@...hat.com>,
	David Rientjes <rientjes@...gle.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 04/12] Export fragmentation index via /proc/pagetypeinfo

> > Dumb question. I haven't understand why this calculation represent
> > fragmentation index. Do this have theorical background? if yes, can you
> > please tell me the pointer?
> > 
> 
> Yes, there is a theoritical background. It's mostly described in
> 
> http://portal.acm.org/citation.cfm?id=1375634.1375641
> 
> I have a more updated version but it's not published unfortunately.

ok, thanks. I stop to rush dumb question and read it first. I'll resume rest reviewing
few days after.

thanks.


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