Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760803AbcKDIi4 (ORCPT ); Fri, 4 Nov 2016 04:38:56 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:57500 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760644AbcKDIix (ORCPT ); Fri, 4 Nov 2016 04:38:53 -0400 Date: Fri, 4 Nov 2016 09:38:49 +0100 From: Pavel Machek To: rjw@rjwysocki.net, viresh.kumar@linaro.org, linux-pm@vger.kernel.org, kernel list Subject: v4.8-rc1: thinkpad x60: running at low frequency even during kernel build Message-ID: <20161104083849.GA32688@amd> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="2oS5YaxWCcQjTEyO" Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2942 Lines: 89 --2oS5YaxWCcQjTEyO Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! I'm debugging overheats on v4.9-rc1... which did not seem to happen in v4.8-rc1. I'm running basically "nice make -j 3" on kernel... cpus are fully loaded.=20 %Cpu(s): 7.5 us, 18.5 sy, 72.6 ni, 0.0 id, 0.0 wa, 0.0 hi, 1.5 si, 0.0 st KiB Mem: 3087096 total, 2993076 used, 94020 free, 52900 buffers KiB Swap: 1681428 total, 60900 used, 1620528 free. 1183664 cached Mem Still, cpus don't stay on maximum frequency on v4.8-rc1. (I suspect that may be why machine does not overheat). pavel@duo:/data/l/linux$ sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq ; sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq ; sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq ; sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq ; sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq ; sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq 1833000 1833000 1000000 1000000 1000000 1000000 1833000 1833000 1833000 1833000 1000000 1000000 pavel@duo:/data/l/linux pavel@duo:/data/l/linux$ grep -i =2E /sys/devices/system/cpu/cpu0/cpufreq/* /sys/devices/system/cpu/cpu0/cpufreq/affected_cpus:0 /sys/devices/system/cpu/cpu0/cpufreq/bios_limit:1833000 grep: /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq: Permission denied /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq:1833000 /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq:1000000 /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_transition_latency:10000 /sys/devices/system/cpu/cpu0/cpufreq/freqdomain_cpus:0 1 /sys/devices/system/cpu/cpu0/cpufreq/related_cpus:0 /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies:1833000 1333000 1000000 /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors:conservati= ve powersave schedutil ondemand performance /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq:1833000 /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver:acpi-cpufreq /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor:ondemand /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq:1833000 /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq:1000000 /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed: grep: /sys/devices/system/cpu/cpu0/cpufreq/stats: Is a directory Is that expected behaviour? Any ideas? Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --2oS5YaxWCcQjTEyO Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlgcSRkACgkQMOfwapXb+vLO7ACfQENb6t5dCX+sfWtwZT/eAbj0 ERwAni6JMgNXnzoqWVClUa2NDpYpYq5Y =m1jF -----END PGP SIGNATURE----- --2oS5YaxWCcQjTEyO--