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=-5.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 986DDC352A2 for ; Wed, 5 Feb 2020 20:47:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 77C9C2072B for ; Wed, 5 Feb 2020 20:47:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727234AbgBEUrH (ORCPT ); Wed, 5 Feb 2020 15:47:07 -0500 Received: from mga01.intel.com ([192.55.52.88]:15298 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726534AbgBEUrH (ORCPT ); Wed, 5 Feb 2020 15:47:07 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Feb 2020 12:47:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,407,1574150400"; d="scan'208";a="249832502" Received: from tassilo.jf.intel.com (HELO tassilo.localdomain) ([10.7.201.21]) by orsmga002.jf.intel.com with ESMTP; 05 Feb 2020 12:47:06 -0800 Received: by tassilo.localdomain (Postfix, from userid 1000) id 8C24E3003A2; Wed, 5 Feb 2020 12:47:06 -0800 (PST) From: Andi Kleen To: kernel test robot Cc: Roman Sudarikov , 0day robot , Kan Liang , Alexander Antonov , LKML , lkp@lists.01.org Subject: Re: [perf x86] b77491648e: will-it-scale.per_process_ops -2.1% regression References: <20200205123110.GN12867@shao2-debian> Date: Wed, 05 Feb 2020 12:47:06 -0800 In-Reply-To: <20200205123110.GN12867@shao2-debian> (kernel test robot's message of "Wed, 5 Feb 2020 20:31:10 +0800") Message-ID: <87tv44danp.fsf@linux.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org kernel test robot writes: > Greeting, > > FYI, we noticed a -2.1% regression of will-it-scale.per_process_ops due to commit: > > > commit: b77491648e6eb2f26b6edf5eaea859adc17f4dcc ("perf x86: Infrastructure for exposing an Uncore unit to PMON mapping") > https://github.com/0day-ci/linux/commits/roman-sudarikov-linux-intel-com/perf-x86-Exposing-IO-stack-to-IO-PMON-mapping-through-sysfs/20200118-075508 Seems to be spurious bisect. I don't think that commit could change anything performance related. -Andi From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4141805330141417271==" MIME-Version: 1.0 From: Andi Kleen To: lkp@lists.01.org Subject: Re: [perf x86] b77491648e: will-it-scale.per_process_ops -2.1% regression Date: Wed, 05 Feb 2020 12:47:06 -0800 Message-ID: <87tv44danp.fsf@linux.intel.com> In-Reply-To: <20200205123110.GN12867@shao2-debian> List-Id: --===============4141805330141417271== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable kernel test robot writes: > Greeting, > > FYI, we noticed a -2.1% regression of will-it-scale.per_process_ops due t= o commit: > > > commit: b77491648e6eb2f26b6edf5eaea859adc17f4dcc ("perf x86: Infrastructu= re for exposing an Uncore unit to PMON mapping") > https://github.com/0day-ci/linux/commits/roman-sudarikov-linux-intel-com/= perf-x86-Exposing-IO-stack-to-IO-PMON-mapping-through-sysfs/20200118-075508 Seems to be spurious bisect. I don't think that commit could change anything performance related. -Andi --===============4141805330141417271==--