From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9AB53C433E0 for ; Thu, 9 Jul 2020 12:31:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 75B7B2077D for ; Thu, 9 Jul 2020 12:31:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="gkuhtYvC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726340AbgGIMbk (ORCPT ); Thu, 9 Jul 2020 08:31:40 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:27795 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726327AbgGIMbj (ORCPT ); Thu, 9 Jul 2020 08:31:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594297897; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3Vo20j4iMPqrhoCqwlLsKel/ltj0qPrKZtzlPUStUTw=; b=gkuhtYvCf19Txj/FFPYg6dCvnmN+gnupfHmnz4qldLqhk7ZB6mEWeLu8OuUqv1GR9VkYNV oxqkeGAnXq2kpR8uTwGEfuw+YAcqe2za+gOUoAouX6RgFKoR/Xusj1t/NHeA9f/vaht+4R EYxxyAT7PlRhXAwzqR/pTN4/HMATQhM= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-166-isAUDcAbMtuGzhyq_djLYg-1; Thu, 09 Jul 2020 08:31:36 -0400 X-MC-Unique: isAUDcAbMtuGzhyq_djLYg-1 Received: by mail-wm1-f72.google.com with SMTP id q20so2012276wme.3 for ; Thu, 09 Jul 2020 05:31:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=3Vo20j4iMPqrhoCqwlLsKel/ltj0qPrKZtzlPUStUTw=; b=mEdXtSW04I8PDqckQSLxYl+Bw7KqgbBG5wAnNiB/mv6nQON7EXvpvkDd8OvwW8S+PB sQEd81CRoN0NXgCvPJ5ehLfo69n7yJ7yCpK5J5lrVvfVVLpjdjhKENrJPB4hQgR+2QLN 4DsIcII6RDMneDAWsU3gjyyiLWnWC+nT5KrVBZc7AYshlBDn6tWpcNVeFEbwGBJDGSp6 guZbQrZZ/HOghvoo3l047I2esbAgjcIHgOztFFt6M/CwRd4LvuKL2/qFoQUfWP5GkYbS /Wh6bbzeHpTdz7SuQOBAFV9diwE0xbkdK3jEcMI4KzNjRId5Tt9sa1U4lVhTPdfSKc50 ZNtg== X-Gm-Message-State: AOAM531j/SqEsLU1A3u/2eZCW9szC1WQBy61vN55GtgJNxg5zho+HuUV nlrWQJ4vfzkDr6Qr6cwVI5dq38ilKWdbNkwlZ1EGypCFJT/DmbgseaSUDOvbDUpuom+fhWDhpfc Wv6KomzaUu+aflBNToI0Hew== X-Received: by 2002:a5d:4603:: with SMTP id t3mr68008322wrq.38.1594297895025; Thu, 09 Jul 2020 05:31:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyhE3xnq9hkLPcgI4Y01gRttHJDRLv5NUTk2EJrnU3U0buw0nCVfRWQuBAQIn/0DuJG0skEOQ== X-Received: by 2002:a5d:4603:: with SMTP id t3mr68008299wrq.38.1594297894756; Thu, 09 Jul 2020 05:31:34 -0700 (PDT) Received: from x1.localdomain ([2a0e:5700:4:11:334c:7e36:8d57:40cb]) by smtp.gmail.com with ESMTPSA id k126sm4748329wmf.3.2020.07.09.05.31.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Jul 2020 05:31:34 -0700 (PDT) Subject: Re: [Bug 1854502] New: Noticeably Increased CPU temperature To: "Rafael J. Wysocki" Cc: "Rafael J. Wysocki" , linux-acpi References: <9b3d85b5-b562-631f-adfd-6460bc6c4179@redhat.com> From: Hans de Goede Message-ID: Date: Thu, 9 Jul 2020 14:31:33 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Hi, On 7/7/20 5:43 PM, Rafael J. Wysocki wrote: > Hi Hans, > > On Tue, Jul 7, 2020 at 5:32 PM Hans de Goede wrote: >> >> Hi Rafael, >> >> I got a copy of the below bugreport in my mailbox and I >> was wondering if this rings any bells. >> >> Are there any relevant power-management / scheduler >> changes in 5.7 (vs 5.6) which might be related? > > There were a few, but I'm not sure how they can cause thermal issues to happen. > >> And is there any quick way for the reporter to test this >> (by e.g. picking a different scheduler / cpufreq-governor). > > Well, as usual, I would recommend looking for possible configuration > differences between the good and bad cases, ie. different default > governors, different cpufreq/cpuidle drivers etc. > > Also, if the system is Intel-based, run turbostat to collect CPU PM > information for both the good and bad cases. Ok I've asked the user to run some tests and provide powertop and turbostat outputs for both the cold and hot cases. I will follow-up on this when I know more. Regards, Hans >> -------- Forwarded Message -------- >> Subject: [Bug 1854502] New: Noticeably Increased CPU temperature >> Date: Tue, 07 Jul 2020 15:23:38 +0000 >> From: bugzilla@redhat.com >> To: hdegoede@redhat.com >> >> https://bugzilla.redhat.com/show_bug.cgi?id=1854502 >> >> Bug ID: 1854502 >> Summary: Noticeably Increased CPU temperature >> Product: Fedora >> Version: 32 >> Hardware: x86_64 >> OS: Linux >> Status: NEW >> Component: kernel >> Severity: medium >> Assignee: kernel-maint@redhat.com >> Reporter: aria.aghazade@gmail.com >> QA Contact: extras-qa@fedoraproject.org >> CC: acaringi@redhat.com, airlied@redhat.com, >> bskeggs@redhat.com, hdegoede@redhat.com, >> ichavero@redhat.com, itamar@ispbrasil.com.br, >> jarodwilson@gmail.com, jeremy@jcline.org, >> jglisse@redhat.com, john.j5live@gmail.com, >> jonathan@jonmasters.org, josef@toxicpanda.com, >> kernel-maint@redhat.com, lgoncalv@redhat.com, >> linville@redhat.com, masami256@gmail.com, >> mchehab@infradead.org, mjg59@srcf.ucam.org, >> steved@redhat.com >> Target Milestone: --- >> Classification: Fedora >> >> >> >> First things first, I'm running Fedora 32 with latest packages on intel 6700hq. >> With latest kernel-5.7, cpu temperatures are noticeably higher. >> Using kernel-5.6 my idle cpu temperature is around 35-40°C, but with kernel-5.7 >> its around 50-55. Htop and KDE System Monitor don't show anything using cpu and >> idle cpu usage on both kernels is 0-2%. >> >> I first noticed this issue on kernel-5.7.6-201.fc32.x86_64, and it is also >> there with kernel-5.7.7-200.fc32.x86_64. >> >> Booting with kernel-5.6.19-300.fc32.x86_64 fixes the issue. >> >> >> Are you running any modules that not shipped with directly Fedora's kernel? No. >