From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754533Ab2IMBak (ORCPT ); Wed, 12 Sep 2012 21:30:40 -0400 Received: from mtaout01-winn.ispmail.ntl.com ([81.103.221.47]:2229 "EHLO mtaout01-winn.ispmail.ntl.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751214Ab2IMBaj (ORCPT ); Wed, 12 Sep 2012 21:30:39 -0400 Message-ID: <50513733.8040801@blueyonder.co.uk> Date: Thu, 13 Sep 2012 02:30:27 +0100 From: Sid Boyce Reply-To: sboyce@blueyonder.co.uk Organization: blueyonder.co.uk User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120825 Thunderbird/15.0 MIME-Version: 1.0 To: LKML Mailing List Subject: AMD Bulldozer FX-8150 Powers off during kernel build Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Cloudmark-Analysis: v=1.1 cv=GaEGOwq9FwezmTggA+b6yC6zDZF2HYaK6RN/tSqdnVA= c=1 sm=0 a=beXUTUSmZ6sA:10 a=lFDGhQ1XsWEA:10 a=3NElcqgl2aoA:10 a=k1j_C7plYBUA:10 a=8nJEP1OIZ-IA:10 a=-xESdocTVQBKntGDdugA:9 a=wPNLvfGTeEIA:10 a=HpAAvcLHHh0Zw7uRqdWCyQ==:117 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I have a huge heatsink and large CPU fan plus lots of cooling fans in the case and nothing gets hot. If I build e.g 3.6-rc5 with 8 or 6 cores, part way through it suddenly powers off. I have checked hwmon/k10temp.c to see if I could see where these values were defined. k10temp.h is 0 bytes. -rw-r--r-- 1 root root 0 Sep 9 01:59 /usr/src/linux-3.6.0-rc5/include/config/sensors/k10temp.h Currently I build with "make -j 1" and temperature and power values are around those below. # sensors k10temp-pci-00c3 Adapter: PCI adapter temp1: +60.4°C (high = +70.0°C) (crit = +90.0°C, hyst = +87.0°C) fam15h_power-pci-00c4 Adapter: PCI adapter power1: 127.49 W (crit = 124.77 W) # cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 21 model : 1 model name : AMD FX(tm)-8150 Eight-Core Processor stepping : 2 microcode : 0x6000626 cpu MHz : 3600.000 cache size : 2048 KB from .config:- # grep HWMON .config CONFIG_IXGBE_HWMON=y CONFIG_HWMON=y CONFIG_HWMON_VID=m # CONFIG_HWMON_DEBUG_CHIP is not set CONFIG_THERMAL_HWMON=y # grep POWERSAVE .config # CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set CONFIG_CPU_FREQ_GOV_POWERSAVE=m # CONFIG_PCIEASPM_POWERSAVE is not set CONFIG_DEVFREQ_GOV_POWERSAVE=y On another 6-core box I can build kernels with "make -j 6" without problems. # cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 21 model : 1 model name : AMD FX(tm)-6100 Six-Core Processor stepping : 2 microcode : 0x6000623 cpu MHz : 3300.000 cache size : 2048 KB With a kernel build going on six core box, temperature and power hover around the values below. sabre:~ # sensors k10temp-pci-00c3 Adapter: PCI adapter temp1: +50.2°C (high = +70.0°C) (crit = +90.0°C, hyst = +87.0°C) fam15h_power-pci-00c4 Adapter: PCI adapter power1: 94.40 W (crit = 95.01 W) 73 ... Sid. -- Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Senior Staff Specialist, Cricket Coach Microsoft Windows Free Zone - Linux used for all Computing Tasks