linux-kernel - Re: Major stalls due to commit 7c5026aa9b81dd45df8d3f4e0be73e485976a8b6

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Message-ID: <C27F8246C663564A84BB7AB343977242024953CE42@IRVEXCHCCR01.corp.ad.broadcom.com>
Date:	Wed, 20 Aug 2008 08:06:36 -0700
From:	"Michael Chan" <mchan@...adcom.com>
To:	"'Mel Gorman'" <mel@....ul.ie>,
	"Matthew Carlson" <mcarlson@...adcom.com>
cc:	"davem@...emloft.net" <davem@...emloft.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Major stalls due to commit
 7c5026aa9b81dd45df8d3f4e0be73e485976a8b6

Mel Gorman wrote:

> I had the pleasure of getting hold of one of these machines
> http://www.terrasoftsolutions.com/products/powerstation/ and
> after some
> tinkering installed 2.6.27-rc3. However, it was way slower and jerkier
> (keyboard input for example would stop processing for up to 2 seconds)
> than the distribution kernel. Network is a bit useless and
> kernel builds
> went from about 4 minutes to about 12 even when built
> locally. I also noted
> with NO_HZ enabled that a soft-lockup would be reported in a
> timer related
> to tg3. The card in question is
>

This has been fixed a few days ago by the patch:

tg3: Fix firmware event timeouts

in the net-2.6 git tree.  Please try that to see if it fixes
the problem.  Thanks.

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