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From: Naresh Kamboju <naresh.kamboju@linaro.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: open list <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Guenter Roeck <linux@roeck-us.net>, Shuah Khan <shuah@kernel.org>,
	patches@kernelci.org,
	Ben Hutchings <ben.hutchings@codethink.co.uk>,
	lkft-triage@lists.linaro.org,
	linux- stable <stable@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	jolsa@redhat.com, Namhyung Kim <namhyung@kernel.org>,
	Leo Yan <leo.yan@linaro.org>, Basil Eljuse <Basil.Eljuse@arm.com>
Subject: Re: [PATCH 5.7 000/243] 5.7.10-rc2 review
Date: Thu, 23 Jul 2020 20:39:12 +0530	[thread overview]
Message-ID: <CA+G9fYsNCqKOAt1EdzvgDibpGnWVZum2RPJZe5CU8Ao-eYGyYA@mail.gmail.com> (raw)
In-Reply-To: <20200722124953.GE3155653@kroah.com>

On Wed, 22 Jul 2020 at 18:19, Greg Kroah-Hartman
<gregkh@linuxfoundation.org> wrote:
>
> >
> > Results from Linaro’s test farm.
> > Regressions detected on arm and arm64 (Juno-r2)
> > We are bisecting this problem and get back to you soon.
> >
> > perf test cases failed
> >   perf:
> >     * Track-with-sched_switch
> >     * perf_record_test
> >     * perf_report_test
> >
> > Bad case:
> > [ perf record: Woken up 1 times to write data ]
> > [ perf record: Captured and wrote 0.002 MB perf-lava-test.data ]
> >
> > when it was pass it prints number of samples like below,
> > Good case:
> > [ perf record: Woken up 1 times to write data ]
> > [ perf record: Captured and wrote 0.004 MB perf-lava-test.data (46 samples) ]
> >
> > steps to reproduce:
> > # perf record -e cycles -o perf-lava-test.data ls -a  2>&1 | tee perf-record.log
> >
> > Link to full test:
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-5.7-oe/build/v5.7.9-244-g7d2e5723ce4a/testrun/2969482/suite/perf/test/perf_record_test/log
> >
> > test case:
> > https://github.com/Linaro/test-definitions/blob/master/automated/linux/perf/perf.sh
>
> Any hint by bisection as to what this problem is caused by?

Not yet found the bad commit.
We are working on it.

- Naresh

  reply	other threads:[~2020-07-23 15:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-20 19:16 [PATCH 5.7 000/243] 5.7.10-rc2 review Greg Kroah-Hartman
2020-07-20 23:37 ` Shuah Khan
2020-07-21 10:42   ` Greg Kroah-Hartman
2020-07-21  9:29 ` Naresh Kamboju
2020-07-22 12:49   ` Greg Kroah-Hartman
2020-07-23 15:09     ` Naresh Kamboju [this message]
     [not found] ` <20200720191523.845282610-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>
2020-07-21 13:17   ` Thierry Reding
2020-07-21 13:17     ` Thierry Reding
2020-07-22 12:47     ` Greg Kroah-Hartman
2020-07-21 16:38 ` Guenter Roeck
2020-07-22 12:49   ` Greg Kroah-Hartman

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