From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754719AbYKVV2m (ORCPT ); Sat, 22 Nov 2008 16:28:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752664AbYKVV2c (ORCPT ); Sat, 22 Nov 2008 16:28:32 -0500 Received: from wa-out-1112.google.com ([209.85.146.183]:62312 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752118AbYKVV2b (ORCPT ); Sat, 22 Nov 2008 16:28:31 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; b=kL/AtRv+bVhmVrkgBjO8Z9Dc5ldEbYIFOmEDFelQl78UqaAU0RTv1yEj/iumdG1zZ5 xikCSHshz4SV4T1Q573gAH+p9Ia4BgZTjkcf33tAVMIR1xXUh/pmmzkXqzClqmzJSoIK TGm4/Cpdvd4NmWbWm1re39iV2LIjGY+3cIRnw= Subject: Re: processors core stuck in full throttle after waking up from s2ram From: "Justin P. Mattock" To: "Rafael J. Wysocki" Cc: Linux Kernel Mailing List In-Reply-To: <200811222151.49273.rjw@sisk.pl> References: <1227168699.4276.24.camel@LiNuX> <200811222151.49273.rjw@sisk.pl> Content-Type: text/plain Date: Sat, 22 Nov 2008 13:28:26 -0800 Message-Id: <1227389306.3171.14.camel@LiNuX> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2008-11-22 at 21:51 +0100, Rafael J. Wysocki wrote: > On Thursday, 20 of November 2008, Justin P. Mattock wrote: > > (before getting into this I need to see if somebody else with a macbook > > pro(ATI with radeon drivers) is experiencing the same issue?) > > I'm not sure I this is caused by the kernel or the program s2ram. > > when I cat watch /proc/cpuinfo I see: (after waking up from suspend.) > > > > Every 2.0s: cat /proc/cpuinfo > > Wed Nov 19 23:49:13 2008 > > > > processor : 0 > > vendor_id : GenuineIntel > > cpu family : 6 > > model : 15 > > model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz > > stepping : 6 > > cpu MHz : 2167.000 > > cache size : 4096 KB > > physical id : 0 > > siblings : 2 > > core id : 0 > > cpu cores : 2 > > apicid : 0 > > initial apicid : 0 > > fdiv_bug : no > > hlt_bug : no > > f00f_bug : no > > coma_bug : no > > fpu : yes > > fpu_exception : yes > > cpuid level : 10 > > wp : yes > > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm > > constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl vmx > > est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow > > bogomips : 4322.49 > > clflush size : 64 > > power management: > > > > processor : 1 > > vendor_id : GenuineIntel > > cpu family : 6 > > model : 15 > > model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz > > stepping : 6 > > cpu MHz : 1000.000 > > cache size : 4096 KB > > physical id : 0 > > siblings : 2 > > core id : 1 > > cpu cores : 2 > > apicid : 1 > > initial apicid : 1 > > fdiv_bug : no > > hlt_bug : no > > f00f_bug : no > > coma_bug : no > > fpu : yes > > fpu_exception : yes > > cpuid level : 10 > > wp : yes > > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm > > constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl vmx > > est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow > > bogomips : 4322.60 > > clflush size : 64 > > power management: > > > > > > the processor is full throttle on one of the cores. > > Surely not. The first core shows 2.16 GHz. > > Anyway, it certainly is not related to the s2ram program in any way. > > Thanks, > Rafael Normally I would see cpu MHz: 1000 under both entries, this time upon wakeup theres 1000 and 2167.00. the 2167.00 doesn't move down to 1000 i.g. example of system normally: cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz stepping : 6 cpu MHz : 1000.000 cache size : 4096 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow bogomips : 4322.48 clflush size : 64 power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz stepping : 6 cpu MHz : 1000.000 cache size : 4096 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc arch_perfmon pebs bts pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow bogomips : 4322.51 clflush size : 64 power management: under normal use this will move between 2167.00 to 1000 simultaneously under load with both cores, but then back down to 1000, for both when settled down. in this situation as I reported, the 2167.00 just stays at that number for one of the cores(if thats what I'm seeing) when waking up from suspend for some reason or another. regards; -- Justin P. Mattock