From owner-freebsd-acpi@FreeBSD.ORG Wed May 13 23:39:57 2009 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id ABF891065670; Wed, 13 May 2009 23:39:56 +0000 (UTC) (envelope-from nate@root.org) Received: from fulgencio.claresco.com (209-128-117-004.bayarea.net [209.128.117.4]) by mx1.freebsd.org (Postfix) with ESMTP id 8B7348FC16; Wed, 13 May 2009 23:39:55 +0000 (UTC) (envelope-from nate@root.org) Received: from [10.0.8.5] (fw.claresco.com [209.128.117.3]) by fulgencio.claresco.com (Postfix) with ESMTP id 66E21133F35; Wed, 13 May 2009 14:55:14 -0700 (PDT) Message-ID: <4A0B43DC.9060708@root.org> Date: Wed, 13 May 2009 15:04:12 -0700 From: Nate Lawson User-Agent: Thunderbird 2.0.0.21 (Windows/20090302) MIME-Version: 1.0 To: Ian Smith References: <49FE1826.4060000@FreeBSD.org> <4A07BC4D.7080604@freebsd.org> <4A081868.6010906@FreeBSD.org> <3a142e750905111308o62a11c8em5465ea9aa1cfaebc@mail.gmail.com> <4A08B10E.4040702@FreeBSD.org> <1242110455.2664.9.camel@slate01> <20090512182420.K46325@sola.nimnet.asn.au> In-Reply-To: <20090512182420.K46325@sola.nimnet.asn.au> X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Alexander Motin , freebsd-mobile@freebsd.org, Gary Dunn , FreeBSD-Current , "Paul B. Mahol" , FreeBSD acpi Subject: Re: Fighting for the power. X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 13 May 2009 23:39:58 -0000 Ian Smith wrote: > On Mon, 11 May 2009, Gary Dunn wrote: > > On Tue, 2009-05-12 at 02:13 +0300, Alexander Motin wrote: > > ... > > > > > > What's about general effect, the main idea here is the same as in audio > > > processing: result mostly depends on quality of the worst component. > > > Your system may just have some other consumers which I don't have. For > > > example, desktop CPU instead of mobile, desktop chipset instead of > > > mobile, powerful external video instead of (or even in addition to) > > > built-in, and so on. > > > > > > > Interesting point. Is there a power consumption benchmark for evaluating > > hardware for use with FreeBSD? > > make buildworld, running on battery? :-) > > More seriously: thanks to Nate's earlier niggling, I've been thinking > towards a richer set of power profiles than our {performance,economy} > dichotomy for a while, both in terms of various different work/play and > AC/battery scenarious, and re specific settings that may be more or less > optimal for particular hardware, that could be distributed or advised as > more of a basic working set rather than as a series of 'try this' hints. > FYI, Cyrille Szymanski has implemented a patch to add this kind of power profile support to powerd(8). I'd like to see it finished and committed. -- Nate