From owner-freebsd-current@FreeBSD.ORG  Wed Jan 16 15:57:28 2008
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id ABFEE16A468;
	Wed, 16 Jan 2008 15:57:28 +0000 (UTC) (envelope-from des@des.no)
Received: from tim.des.no (tim.des.no [194.63.250.121])
	by mx1.freebsd.org (Postfix) with ESMTP id 5975613C458;
	Wed, 16 Jan 2008 15:57:28 +0000 (UTC) (envelope-from des@des.no)
Received: from tim.des.no (localhost [127.0.0.1])
	by spam.des.no (Postfix) with ESMTP id 062312082;
	Wed, 16 Jan 2008 16:57:20 +0100 (CET)
X-Spam-Tests: AWL
X-Spam-Learn: disabled
X-Spam-Score: -0.2/3.0
X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on tim.des.no
Received: from ds4.des.no (des.no [80.203.243.180])
	by smtp.des.no (Postfix) with ESMTP id 3993F207F;
	Wed, 16 Jan 2008 16:57:19 +0100 (CET)
Received: by ds4.des.no (Postfix, from userid 1001)
	id 19DFC84460; Wed, 16 Jan 2008 16:57:19 +0100 (CET)
From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no>
To: "Igor Mozolevsky" <igor@hybrid-lab.co.uk>
References: <a2b6592c0801110351l382959ffh1d55f2bcd2e6ca1b@mail.gmail.com>
	<a2b6592c0801111119r148d3697hf75a59b7bf74d540@mail.gmail.com>
	<478930D2.90806@digifonica.com> <200801161009.55401.jhb@freebsd.org>
	<a2b6592c0801160727n106d8a69tc9d1068a062bf837@mail.gmail.com>
Date: Wed, 16 Jan 2008 16:57:19 +0100
In-Reply-To: <a2b6592c0801160727n106d8a69tc9d1068a062bf837@mail.gmail.com>
	(Igor Mozolevsky's message of "Wed\, 16 Jan 2008 15\:27\:19 +0000")
Message-ID: <86wsq9kbkw.fsf@ds4.des.no>
User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.1 (berkeley-unix)
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Cc: njl@freebsd.org, bruno@freebsd.org,
	Stefan Lambrev <stefan.lambrev@moneybookers.com>,
	freebsd-current@freebsd.org, Maxim Sobolev <sobomax@digifonica.com>
Subject: Re: powerd adaptive mode latching
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 16 Jan 2008 15:57:28 -0000

"Igor Mozolevsky" <igor@hybrid-lab.co.uk> writes:
> That could be something to do with the rate of throttling of powerd; I
> can't remember how long it was exactly, but under the default setting
> it would take powerd 9s to go from 100MHz to full clock speed [...]

Do you really have 18 steps, or did you have a higher ival?

Have you tried setting ival to something like 100 ms?

DES
--=20
Dag-Erling Sm=C3=B8rgrav - des@des.no