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=-4.0 required=3.0 tests=BAYES_00,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 268C4C433E0 for ; Thu, 21 Jan 2021 01:20:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D1E552388A for ; Thu, 21 Jan 2021 01:20:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388272AbhAUBTg convert rfc822-to-8bit (ORCPT ); Wed, 20 Jan 2021 20:19:36 -0500 Received: from mail.kernel.org ([198.145.29.99]:43456 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728072AbhAUA7z (ORCPT ); Wed, 20 Jan 2021 19:59:55 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id 9758923787 for ; Thu, 21 Jan 2021 00:59:07 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 211305] schedutil selects low P-States on AMD EPYC with frequency invariance Date: Thu, 21 Jan 2021 00:59:07 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Power Management X-Bugzilla-Component: cpufreq X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ggherdovich@suse.cz X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: linux-pm@vger.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=211305 --- Comment #2 from Giovanni Gherdovich (ggherdovich@suse.cz) --- Created attachment 294793 --> https://bugzilla.kernel.org/attachment.cgi?id=294793&action=edit plot of frequency requests from the tracepoint power:cpu_frequency The tracepoint shows that on the bad kernel schedutil requests almost exclusively the minimum P-State -- You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.