netdev - Re: rps perfomance WAS(Re: rps: question

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Message-ID: <20100414203414.GT18855@one.firstfloor.org>
Date:	Wed, 14 Apr 2010 22:34:14 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	hadi@...erus.ca, Eric Dumazet <eric.dumazet@...il.com>,
	Tom Herbert <therbert@...gle.com>, netdev@...r.kernel.org,
	robert@...julf.net, David Miller <davem@...emloft.net>,
	Changli Gao <xiaosuo@...il.com>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: rps perfomance WAS(Re: rps: question

> RPS might also interact with the core turbo boost functionality on Intel chips.
> Newer chips will make a single core faster if other core can be kept idle.

In addition to Turbo using less cores can also help to save power.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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