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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2DECCC433EF for ; Thu, 25 Nov 2021 13:48:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355320AbhKYNwG (ORCPT ); Thu, 25 Nov 2021 08:52:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:60146 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344320AbhKYNu3 (ORCPT ); Thu, 25 Nov 2021 08:50:29 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id ADB2060F58 for ; Thu, 25 Nov 2021 13:47:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637848038; bh=15bfCaUUIGWysLCzupXrQy6iijBhZKwWc1rX+uV2Os0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=bPIWqMwLfYcqcg0Sey+AMwaVUne10mTv1bjahA5ugzN/8BWNf7FYvd+GxLp5PRSPN xwR224jX4YCdjzy3NKt8eZQcSP2lDGKaYx30biseg3VUDZowrzX1AlKPP43SlWUAwe j/uv7KyDXZ5JASu0fMs9AyitPcetzhZbipsbO1qgynKNLxXV35Z70uuFsoqi80lE4V mfqHUCl3vYOfIQIji6mf7pDfzgDqH23AqFn93sj/G3HhYTV79OGi+bUp+q22y+xywF WZvQXJ4AgXMJ61HCgeke5ggPD5SMn++weWkYBf6q0XveGkJNQ/HPi+KknCC9ALki/1 VHjoKcueMo+Lw== Received: by pdx-korg-bugzilla-2.web.codeaurora.org (Postfix, from userid 48) id 9D7F461001; Thu, 25 Nov 2021 13:47:18 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 215135] proposed cpufreq driver amd-pstate regresses wrt acpi-cpufreq on some AMD EPYC Zen3 Date: Thu, 25 Nov 2021 13:47:18 +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: quoted-printable 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=3D215135 --- Comment #1 from Giovanni Gherdovich (ggherdovich@suse.cz) --- Created attachment 299709 --> https://bugzilla.kernel.org/attachment.cgi?id=3D299709&action=3Dedit data for tbench, 128 clients The attachment contains data for tbench, 128 clients. These are the through= put reached in the various configuration; acpi-cpufreq/ondemand is the baseline, higher is better. acpi-cpufreq-ondemand 23092.2 MB/sec ( 1.00) acpi-cpufreq-perfgov 28880.1 MB/sec ( 1.25) acpi-cpufreq-sugov 31474 MB/sec ( 1.36) amd-pstate-ondemand 23820.4 MB/sec ( 1.03) amd-pstate-perfgov 27336.9 MB/sec ( 1.18) amd-pstate-sugov 6275.4 MB/sec ( 0.27) --=20 You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.=