From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH 2/3] sched: idle: Add sched balance option Date: Wed, 30 Apr 2014 00:02:11 +0200 Message-ID: <2040966.2iIHa1DVAN@vostro.rjw.lan> References: <1398342291-16322-1-git-send-email-daniel.lezcano@linaro.org> <1586415.tT6O0p7OWR@vostro.rjw.lan> <20140429105002.GG2639@e103034-lin> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from v094114.home.net.pl ([79.96.170.134]:57359 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S933011AbaD2Vpm (ORCPT ); Tue, 29 Apr 2014 17:45:42 -0400 In-Reply-To: <20140429105002.GG2639@e103034-lin> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Morten Rasmussen Cc: Ingo Molnar , Peter Zijlstra , Amit Kucheria , Daniel Lezcano , Ingo Molnar , Lists linaro-kernel , Linux PM list , Linux Kernel Mailing List On Tuesday, April 29, 2014 11:50:02 AM Morten Rasmussen wrote: > On Sun, Apr 27, 2014 at 02:23:24PM +0100, Rafael J. Wysocki wrote: [cut] > > The same applies to the maximum sustainable power draw limit more or less. > > While it generally changes between "on battery" and "on AC power", it may also > > depend on other factors like the capacity of the available power supply for a > > data center. > > I haven't given maximum power draw much thought, but it is a third > objective independent of energy efficiency even though methods for > improving energy efficiency (such as disabling expensive DVFS states) > might be useful for this as well. Yes, it is an independent objective. Thanks! -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.