linux-kernel - Re: [S+Q2 00/19] SLUB with queueing (V2) beats SLAB netperf TCP

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Message-ID: <20100714142521.GA19289@fancy-poultry.org>
Date:	Wed, 14 Jul 2010 16:25:21 +0200
From:	Heinz Diehl <htd@...cy-poultry.org>
To:	Christoph Lameter <cl@...ux-foundation.org>
Cc:	Tejun Heo <tj@...nel.org>, Pekka Enberg <penberg@...helsinki.fi>,
	linux-mm@...ck.org, Nick Piggin <npiggin@...e.de>,
	David Rientjes <rientjes@...gle.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [S+Q2 00/19] SLUB with queueing (V2) beats SLAB netperf TCP_RR

On 14.07.2010, Christoph Lameter wrote: 

> I dont see anything in there at first glance that would cause slub to
> increase its percpu usage. This is straight upstream?

Yes ,it's plain vanilla 2.6.35-rc4/-rc5 from kernel.org.

> Try to just comment out the BUILD_BUG_ON.

I first bumped it up to 24k, but that was obviously not enough, so I
commented out the BUILD_BUG_ON which triggers the build error. Now It builds
fine, and I'll do some testing.

Thanks,
Heinz.
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