From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754144AbZJDJR5 (ORCPT ); Sun, 4 Oct 2009 05:17:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752933AbZJDJR5 (ORCPT ); Sun, 4 Oct 2009 05:17:57 -0400 Received: from mail-ew0-f211.google.com ([209.85.219.211]:55544 "EHLO mail-ew0-f211.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752257AbZJDJRz (ORCPT ); Sun, 4 Oct 2009 05:17:55 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer; b=WYZ+BWPdLK7w8k+azc/Pdbf5sfKMelehpHvtBOom92OpJmAa5R8AvlBBw1HGKT96T4 8R74BG19keWRi7l0avfsfWZMWUqhOMf+NBzPXLxPjAUjLHrh+Tr+L5z1RujIvs16qxoC knMLxf8zhjrt5Rj8oR1xNoi63OsgAfK1RaTlM= Subject: Re: High power consumption after suspend/resume cycle From: The Holy ettlz To: Andrew Lutomirski Cc: linux-kernel@vger.kernel.org, pm list , ACPI Devel Maling List In-Reply-To: References: Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-tm9hUJjLwqFNzr1bH6Qz" Date: Sun, 04 Oct 2009 10:17:13 +0100 Message-Id: <1254647833.3845.3.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.26.3 (2.26.3-1.fc11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-tm9hUJjLwqFNzr1bH6Qz Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hello, > > There's a catch, though: after a suspend/resume cycle, power > > consumption goes up by over well over a watt. (On a system that draws > > about 7 watts before suspending, that's a big deal.) I've tried > > turning off X, suspending with 'echo mem > /sys/power/state' to avoid > > any distro scripts running, and manually restoring SATA power saving > > settings, but it still happens. I even tried unbinding e1000e and > > both USB drivers, unloading the i2400 (wimax) driver, iwlagn, and > > iwlcore, and it still happens. This is 100% reproducible, and I'd be > > happy to test things. Just out of curiosity: does it make any difference whether tickless mode is enabled or not, and do you see an excess of wakeups with no apparent origin, a la http://bugzilla.kernel.org/show_bug.cgi?id=3D12788 ? Thanks, James. --=20 The Holy ettlz TheHolyettlz@googlemail.com PGP key ID: 03F94B5D ----------------------------------------------------------------------- --=-tm9hUJjLwqFNzr1bH6Qz Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEABECAAYFAkrIaBcACgkQL/Is9AP5S10vUACeKYrLazVLr7XSaA68H2xh5E41 7NAAoIgskYfkaJuOkCnfbJk01RqtcSvy =qrlP -----END PGP SIGNATURE----- --=-tm9hUJjLwqFNzr1bH6Qz--