Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757305AbXJ2Iaf (ORCPT ); Mon, 29 Oct 2007 04:30:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752149AbXJ2Ia1 (ORCPT ); Mon, 29 Oct 2007 04:30:27 -0400 Received: from mail.gmx.net ([213.165.64.20]:59085 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752212AbXJ2Ia0 (ORCPT ); Mon, 29 Oct 2007 04:30:26 -0400 X-Authenticated: #5108953 X-Provags-ID: V01U2FsdGVkX1/rciovyuPrUsHIP116qMeEN7U8otb1TmlJeUa1w3 inX6bdZwNKwWzU From: Toralf =?iso-8859-1?q?F=F6rster?= To: Andrew Morton Subject: Re: cpu governor ondemand issue Date: Mon, 29 Oct 2007 09:30:18 +0100 User-Agent: KMail/1.9.7 Cc: linux-kernel@vger.kernel.org, cpufreq@www.linux.org.uk References: <200710211316.14955.toralf.foerster@gmx.de> <20071029000243.9101d363.akpm@linux-foundation.org> In-Reply-To: <20071029000243.9101d363.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1556381.PV3mO3gBx5"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200710290930.19449.toralf.foerster@gmx.de> X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2472 Lines: 86 --nextPart1556381.PV3mO3gBx5 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Am Montag, 29. Oktober 2007 schrieb Andrew Morton: > On Sun, 21 Oct 2007 13:16:14 +0200 Toralf F=F6rster wrote: >=20 > > I use the following one liner for regression tests of the cpufreq gover= nor and > > friends: > >=20 > > tfoerste@n22 ~ $ time factor 819734028463158891 > >=20 > > which usually needs 5.5 secs to complete at 1.7 GHz of my pentium M pro= cessor. > >=20 > > With the current git sources (commit cfa76f0 at Sat Oct 20 20:19:15 20= 07 -0700) > > instead this command needs 3 times longer if I run the "distributed.net= client" > > as a background process with nice level 19 b/c the cpu frequency still = stays > > at 600 MHz. > > After stopping dnetc the cpu frequency governor ondemand works as expec= ted again. > >=20 > > Tested at my ThinkPad T41 with stable Gentoo: > >=20 > > tfoerste@n22 ~ $ grep -e ^CONFIG_ACPI -e ^CONFIG_CPU_FREQ_GOV_ ~/devel/= linux-2.6/.config > > CONFIG_ACPI=3Dy > > CONFIG_ACPI_SLEEP=3Dy > > CONFIG_ACPI_PROCFS=3Dy > > CONFIG_ACPI_PROC_EVENT=3Dy > > CONFIG_ACPI_AC=3Dm > > CONFIG_ACPI_BATTERY=3Dm > > CONFIG_ACPI_BUTTON=3Dm > > CONFIG_ACPI_VIDEO=3Dm > > CONFIG_ACPI_FAN=3Dm > > CONFIG_ACPI_PROCESSOR=3Dm > > CONFIG_ACPI_THERMAL=3Dm > > CONFIG_ACPI_BLACKLIST_YEAR=3D0 > > CONFIG_ACPI_EC=3Dy > > CONFIG_ACPI_POWER=3Dy > > CONFIG_ACPI_SYSTEM=3Dy > > CONFIG_CPU_FREQ_GOV_PERFORMANCE=3Dy > > CONFIG_CPU_FREQ_GOV_POWERSAVE=3Dm > > CONFIG_CPU_FREQ_GOV_ONDEMAND=3Dy > >=20 >=20 > And 2.6.23 was OK? >=20 > Is this problem still present in Linus's current tree? >=20 > Thanks. >=20 Hello, with -rc1 the problem went away :-) =2D-=20 MfG/Sincerely Toralf F=F6rster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 --nextPart1556381.PV3mO3gBx5 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) iD8DBQBHJZobhyrlCH22naMRArIeAKC9qg+zT1LdfXIlepELPzGJlJyYTgCeLHAO 4Ake8WKp4nl1lo8pE82JBno= =6oOK -----END PGP SIGNATURE----- --nextPart1556381.PV3mO3gBx5-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/