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Date:	Wed, 3 Oct 2007 09:15:19 +0200
From:	Jarek Poplawski <>
Cc:	Arjan van de Ven <>,
	Ingo Molnar <>,
Subject: Re: Network slowdown due to CFS

On 02-10-2007 17:37, David Schwartz wrote:
> So now I not only have to come up with an example where sched_yield is the
> best practical choice, I have to come up with one where sched_yield is the
> best conceivable choice? Didn't we start out by agreeing these are very rare
> cases? Why are we designing new APIs for them (Arjan) and why do we care
> about their performance (Ingo)?
> These are *rare* cases. It is a waste of time to optimize them.

Probably we'll start to care after first comparison tests done by our
rivals. It should be a piece of cake for them to find the "right"

Jarek P.
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