Re: commit 6dccd16b7c2703e8bbf8bca62b5cf248332afbe2 kills r8169 send performance

From: Willy Tarreau
Date: Wed Sep 26 2007 - 16:06:30 EST

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.


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