linux-kernel - [lkp-robot] [perf pmu] 333b566559: perf-sanity-tests.Intel_cqm_nmi_context

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Date:   Thu, 28 Sep 2017 15:52:12 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Andi Kleen <ak@...ux.intel.com>
Cc:     Arnaldo Carvalho de Melo <acme@...hat.com>,
        Jiri Olsa <jolsa@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>, lkp@...org
Subject: [lkp-robot] [perf pmu]  333b566559:
 perf-sanity-tests.Intel_cqm_nmi_context_read.fail


FYI, we noticed the following commit:

commit: 333b566559019b146905c623bde7f455c1d5add3 ("perf pmu: Improve error messages for missing PMUs")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

in testcase: perf-sanity-tests
with following parameters:




on test machine: 72 threads Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz with 128G memory

caused below changes:


2017-09-23 14:57:41 sudo /usr/src/linux-perf-x86_64-rhel-7.2-333b566559019b146905c623bde7f455c1d5add3/tools/perf/perf test 60
60: Intel cqm nmi context read                            : FAILED!



To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Xiaolong

View attachment "config-4.13.0-11605-g333b566" of type "text/plain" (163146 bytes)

View attachment "job-script" of type "text/plain" (4593 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (31192 bytes)

View attachment "perf-sanity-tests" of type "text/plain" (23694 bytes)

View attachment "job.yaml" of type "text/plain" (3924 bytes)

View attachment "reproduce" of type "text/plain" (6759 bytes)