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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CE1B1C433FE for ; Wed, 19 Oct 2022 15:48:12 +0000 (UTC) Received: from localhost ([::1]:45130 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1olBIg-0002oG-M8 for qemu-devel@archiver.kernel.org; Wed, 19 Oct 2022 11:48:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50790) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1olB4L-0005n1-8S for qemu-devel@nongnu.org; Wed, 19 Oct 2022 11:33:27 -0400 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]:39847) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1olB4A-0004hI-Bl for qemu-devel@nongnu.org; Wed, 19 Oct 2022 11:33:20 -0400 Received: by mail-wm1-x32a.google.com with SMTP id 186-20020a1c02c3000000b003c6c154d528so257794wmc.4 for ; Wed, 19 Oct 2022 08:33:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:message-id:in-reply-to:date :subject:cc:to:from:user-agent:references:from:to:cc:subject:date :message-id:reply-to; bh=/fiwFPpDkNuR1tcz8lJr0MKEeEkSrU5Zv7YYHh/c7fw=; b=aPAlApQy0QlhBk1GFIjZmOWMkLhOsonunM+qtuXYeKoYDwxYjzhUzaIQU9FizUx5lZ OQLz66UJvrCMHuArXW3P66OuFFZov22HRBIWu53d05DqQEPFBqXkt57UnqR4RtUuk+/c KKhHn46LDRLX8RbbmUep8ju5aMv+/P/5mLFq8AdUHGquEjA/nSbd8twcL2mvVcw6+7Zs sMF6IjwP0aioCo5nIc6y/GSWOYtuWh7EuglG3J4nm4mf7RVy6tUHFA5qc0Gm2kIIUU0e PDqPEZ2nNke0DXLBnSSkZvRcpvMfg4OlJ2YBXhpnxTNK77tYO0/6ppi+IJjZFhRxyr6e odhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:in-reply-to:date :subject:cc:to:from:user-agent:references:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=/fiwFPpDkNuR1tcz8lJr0MKEeEkSrU5Zv7YYHh/c7fw=; b=vrQ7/ot18p8xpyUDM5aapb/fJgw/cgMoGSqJN12FWEbzNHabx54WL1SvZdftu5eJgj U35yJsA77rzjrBNU6tnJ/13e+vEvoTSKiIGX5Mx/cnudIDXjgapBTVBuH7x3PueoUe6m pgG+A4dE/yprsYM65yTnQNfv6iQapxyZ3xZzhBQhFfLmUusUuyxAuPd88mr6Vg1UhvXW bTVV3+Nr5t5HFWWQXLXkO+Wso/BIeAAcT9g02n0KiHZin8zQq1xynd/pi7KzPmqy8vCj jfaW2xnE7OZBg+ggMbAsOmjEhdHOcCDnnlYGubvAS7YGZIOrcgNNO/HkBSVrPR9SpXe4 ydvw== X-Gm-Message-State: ACrzQf3TLibMSoASBWT8ZCrXRG36fUVpWWHVSc3FLN/EIsEcBcRz/vCk cFQGyyGZiCSAyK5SrjHK6XwoaA== X-Google-Smtp-Source: AMsMyM4KcG568xndEZk4DmlxONXyIYSWCCCFaut/QFLDg64GOa1iYxKIwF+WPhD8d701R8HA4UD2pA== X-Received: by 2002:a1c:7c14:0:b0:3b5:1133:d2ed with SMTP id x20-20020a1c7c14000000b003b51133d2edmr6164369wmc.133.1666193588516; Wed, 19 Oct 2022 08:33:08 -0700 (PDT) Received: from zen.linaroharston ([185.81.254.11]) by smtp.gmail.com with ESMTPSA id l10-20020a05600c2cca00b003a5f4fccd4asm211312wmc.35.2022.10.19.08.33.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Oct 2022 08:33:08 -0700 (PDT) Received: from zen (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id E38E91FFB7; Wed, 19 Oct 2022 16:33:06 +0100 (BST) References: <20221019025828.683113-1-ani@anisinha.ca> <20221019025828.683113-7-ani@anisinha.ca> User-agent: mu4e 1.9.1; emacs 28.2.50 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Ani Sinha Cc: Cleber Rosa , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta , Beraldo Leal , =?utf-8?Q?Daniel_P_=2E_Berrang=C3=A9?= , Paolo Bonzini , Maydell Peter , John Snow , Thomas Huth , Igor Mammedov , Michael Tsirkin , qemu-devel@nongnu.org Subject: Re: [PATCH v5 06/10] acpi/tests/avocado/bits: disable smilatency test since it does not pass everytime Date: Wed, 19 Oct 2022 16:32:54 +0100 In-reply-to: <20221019025828.683113-7-ani@anisinha.ca> Message-ID: <87y1tbakwd.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x32a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Ani Sinha writes: > smilatency test is latency sensitive and does not pass deterministically = when > run in QEMU environment under biosbits. Disable the test suite for now. > > Example failure: > > =3D=3D=3D=3D SMI latency test =3D=3D=3D=3D > Warning: touching the keyboard can affect the results of this test. > Starting test. Wait here, I will be back in 15 seconds. > [assert] SMI latency < 150us to minimize risk of OS timeouts FAIL > 1us < t <=3D 10us; average =3D 1372ns; count =3D 10912449 > Times between first few observations: 176us 1646ns 1441ns 1450ns 1462= ns > 10us < t <=3D 100us; average =3D 16us; count =3D 1187 > Times between first few observations: 15ms 3148us 5856us 49ms 33= ms > 100us < t <=3D 1ms; average =3D 259us; count =3D 8 > Times between first few observations: 111ms 2227ms 1779ms 999ms 219= ms > 0 SMI detected using MSR_SMI_COUNT (MSR 0x34) > Summary of impact: observed maximum latency =3D 298us > Summary: 0 passed, 1 failed > > Cc: Daniel P. Berrang=C3=A9 > Cc: Paolo Bonzini > Cc: Maydell Peter > Cc: John Snow > Cc: Thomas Huth > Cc: Alex Benn=C3=A9e > Cc: Igor Mammedov > Cc: Michael Tsirkin > Signed-off-by: Ani Sinha > --- > tests/avocado/acpi-bits/bits-tests/smilatency.py2 | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/tests/avocado/acpi-bits/bits-tests/smilatency.py2 b/tests/av= ocado/acpi-bits/bits-tests/smilatency.py2 > index d616970b31..e907c55cc2 100644 > --- a/tests/avocado/acpi-bits/bits-tests/smilatency.py2 > +++ b/tests/avocado/acpi-bits/bits-tests/smilatency.py2 > @@ -37,8 +37,9 @@ import time > import usb >=20=20 > def register_tests(): > - testsuite.add_test("SMI latency test", smi_latency); > - testsuite.add_test("SMI latency test with USB disabled via BIOS hand= off", test_with_usb_disabled, runall=3DFalse); > + pass > + # testsuite.add_test("SMI latency test", smi_latency); > + # testsuite.add_test("SMI latency test with USB disabled via BIOS > handoff", test_with_usb_disabled, runall=3DFalse); again this will break bisection. >=20=20 > def smi_latency(): > MSR_SMI_COUNT =3D 0x34 --=20 Alex Benn=C3=A9e