linux-kernel - Re: [patch 21/21] slab defrag: Obsolete SLAB

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Message-ID: <Pine.LNX.4.64.0805141359420.18958@schroedinger.engr.sgi.com>
Date:	Wed, 14 May 2008 14:00:15 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Matthew Wilcox <matthew@....cx>
cc:	Andi Kleen <andi@...stfloor.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Rik van Riel <riel@...hat.com>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	Mel Gorman <mel@...net.ie>, mpm@...enic.com,
	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
Subject: Re: [patch 21/21] slab defrag: Obsolete SLAB

On Wed, 14 May 2008, Matthew Wilcox wrote:

> On Wed, May 14, 2008 at 01:46:52PM -0700, Christoph Lameter wrote:
> > Some more on SMP scaling:
> 
> These are all great theories, and you mentioned that you'd fixed the
> regressions with tbench, but did you fix the regression with the io-gen
> program I sent you?

No. I thought you were satisfied with the performance increase you saw 
when pinning the process to a single processor?

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