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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 2C820C433E7 for ; Mon, 19 Oct 2020 01:53:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA536222D5 for ; Mon, 19 Oct 2020 01:53:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730494AbgJSBw1 (ORCPT ); Sun, 18 Oct 2020 21:52:27 -0400 Received: from mga02.intel.com ([134.134.136.20]:49227 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727019AbgJSBw1 (ORCPT ); Sun, 18 Oct 2020 21:52:27 -0400 IronPort-SDR: LSg2DuiR4G+fG3BeeAwF4/9Rlt2R/TJvOLBc92dgmBSlwATj2PhLbaQCZvTDtQtrMUpvgUcomW oBjyfCuWkMkA== X-IronPort-AV: E=McAfee;i="6000,8403,9778"; a="153890946" X-IronPort-AV: E=Sophos;i="5.77,393,1596524400"; d="scan'208";a="153890946" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2020 18:52:26 -0700 IronPort-SDR: hgAb9cDs6CWEAfsBAwwHlkbfRXcXWU67LXizbl8fQG9TaoKba8ImCi6WunuHz1EgFydsGoWtMB ECE/0dx7Ku3g== X-IronPort-AV: E=Sophos;i="5.77,393,1596524400"; d="scan'208";a="320107856" Received: from tassilo.jf.intel.com ([10.54.74.11]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2020 18:52:26 -0700 Date: Sun, 18 Oct 2020 18:52:25 -0700 From: Andi Kleen To: Ian Rogers Cc: kernel test robot , Jin Yao , John Garry , Arnaldo Carvalho de Melo , Will Deacon , Mark Rutland , Jiri Olsa , Leo Yan , Peter Zijlstra , Ingo Molnar , Alexander Shishkin , Namhyung Kim , Mathieu Poirier , linuxarm@huawei.com, LKML , Linux ARM , Joakim Zhang , zhangshaokun@hisilicon.com, James Clark , linux-imx@nxp.com, 0day robot , lkp@lists.01.org Subject: Re: [perf metricgroup] fcc9c5243c: perf-sanity-tests.Parse_and_process_metrics.fail Message-ID: <20201019015225.GI466880@tassilo.jf.intel.com> References: <1602152121-240367-10-git-send-email-john.garry@huawei.com> <20201018085031.GK11647@shao2-debian> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > I believe this is a Skylake and there is a known bug in the Skylake > metric DRAM_Parallel_Reads as described here: > https://lore.kernel.org/lkml/CAP-5=fXejVaQa9qfW66cY77qB962+jbe8tT5bsLoOOcFmODnWQ@mail.gmail.com/ > Fixing the bug needs more knowledge than what is available in manuals. > Hopefully Intel can take a look. Oh I missed the original mail for some reason. Yes it should be cmask instead of thresh for client. I think thresh is used on the server uncore only, not on the client. Jin Yao, can you send a patch please? -Andi