linux-kernel - Re: [PATCH] fix page_alloc for larger I/O segments (improved)

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Message-ID: <20071220223728.GM29690@parisc-linux.org>
Date:	Thu, 20 Dec 2007 15:37:28 -0700
From:	Matthew Wilcox <matthew@....cx>
To:	Mel Gorman <mel@....ul.ie>
Cc:	Mark Lord <liml@....ca>, Andrew Morton <akpm@...ux-foundation.org>,
	James.Bottomley@...senPartnership.com, jens.axboe@...cle.com,
	lkml@....ca, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH] fix page_alloc for larger I/O segments (improved)

On Fri, Dec 14, 2007 at 11:13:40AM -0700, Matthew Wilcox wrote:
> I'll send it to our DB team to see if this improves our numbers at all.

It does, by approximately 0.67%.  This is about double the margin of
error, and a significant improvement.  Thanks!

-- 
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"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
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