linux-kernel - Re: commit 6dccd16b7c2703e8bbf8bca62b5cf248332afbe2 kills r8169 send performance

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Message-ID: <20070926200307.GL10199@1wt.eu>
Date:	Wed, 26 Sep 2007 22:03:07 +0200
From:	Willy Tarreau <w@....eu>
To:	Timo Jantunen <jeti@...ho.com>
Cc:	Francois Romieu <romieu@...zoreil.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: commit 6dccd16b7c2703e8bbf8bca62b5cf248332afbe2 kills r8169 send performance

On Wed, Sep 26, 2007 at 09:52:02PM +0300, Timo Jantunen wrote:
> On Wed, 26 Sep 2007, Francois Romieu wrote:
> 
> > The patch below is scheduled for inclusion before 2.6.23. Please try it and
> > see if it makes a difference on top of 2.6.23-rc8 (full dmesg will be welcome
> > too).
> 
> Thanks for the quick reply and fix. Unfortunately the fix didn't help in my 
> case.

In another thread on LKML today, there has been some discussion about a
similar problem, which is caused by a locking bug in iperf which makes
it spin at 100% CPU. Ingo has posted a fix for this, please check the list.

Regards,
Willy

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