From: "Doug Smythies" <dsmythies@telus.net>
To: "'Jörg Otte'" <jrg.otte@gmail.com>
Cc: "'Rafael J. Wysocki'" <rafael@kernel.org>,
'Linux Kernel Mailing List' <linux-kernel@vger.kernel.org>,
linux-pm@vger.kernel.org,
"'Rafael J. Wysocki'" <rjw@rjwysocki.net>,
'Srinivas Pandruvada' <srinivas.pandruvada@linux.intel.com>
Subject: RE: [intel-pstate driver regression] processor frequency very high even if in idle
Date: Thu, 31 Mar 2016 08:10:25 -0700 [thread overview]
Message-ID: <003001d18b5f$748d3420$5da79c60$@net> (raw)
In-Reply-To: <002701d18b5b$22ea72d0$68bf5870$@net>
On 2016.03.31 07:40 Doug Smythies wrote:
> On 2016.03.31 02:24 Jörg Otte wrote:
>>
>> jojo@fichte:/sys/devices/system/cpu/cpufreq/policy0$ cat scaling_governor
>> powersave
>>
>> turbostat -i 1 --msr=0x199
>> CPUID(7): No-SGX
... [cut]...
> Very Interesting.
>
> I would still like to get a trace sample to post process.
> Copied from a previous e-mail:
>
> On an otherwise idle system, do:
>
> # perf record -a --event=power:pstate_sample sleep 300
>
> If pressed for time, your sleep time can be less than 5 minutes,
> but try to get at least 100 seconds.
>
> The resulting perf.data file will be too big to include as an
> on-list attachment, but send it (or them) to me off-list for
> post processing, and I'll report back.
Never mind. I had not seen some of the e-mails, in particular
the one where Rafael had figured out the issue.
... Doug
next prev parent reply other threads:[~2016-03-31 15:10 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CADDKRnD81Hmf+JnG6NEpQWKiKE6_mqet5yRpLJ5K_0U1GtfahQ@mail.gmail.com>
[not found] ` <CADDKRnCH3yCut7A4Gvk3gHw4OpOYXoG0VQRe5mh2nTjptYU0gw@mail.gmail.com>
2016-03-29 21:34 ` [intel-pstate driver regression] processor frequency very high even if in idle Rafael J. Wysocki
2016-03-30 10:17 ` Jörg Otte
2016-03-30 11:05 ` Rafael J. Wysocki
2016-03-30 15:29 ` Jörg Otte
2016-03-30 18:39 ` Rafael J. Wysocki
2016-03-31 9:05 ` Jörg Otte
2016-03-31 11:42 ` Rafael J. Wysocki
2016-03-31 15:25 ` Jörg Otte
2016-03-31 15:43 ` Rafael J. Wysocki
2016-03-31 16:10 ` Srinivas Pandruvada
2016-03-31 17:27 ` Jörg Otte
2016-03-31 17:55 ` Srinivas Pandruvada
2016-04-01 0:08 ` Rafael J. Wysocki
2016-04-01 9:42 ` Jörg Otte
2016-04-01 15:05 ` Srinivas Pandruvada
2016-04-01 20:24 ` Rafael J. Wysocki
2016-04-01 9:20 ` Jörg Otte
2016-04-01 12:40 ` Rafael J. Wysocki
2016-04-01 14:06 ` Jörg Otte
2016-04-01 17:44 ` Srinivas Pandruvada
2016-04-01 18:31 ` Doug Smythies
2016-04-01 18:41 ` Srinivas Pandruvada
2016-04-01 19:54 ` Rafael J. Wysocki
2016-04-01 23:36 ` Doug Smythies
2016-04-02 0:28 ` Rafael J. Wysocki
2016-04-01 20:28 ` Rafael J. Wysocki
2016-04-02 22:50 ` Rafael J. Wysocki
2016-04-01 15:20 ` Doug Smythies
2016-04-01 16:46 ` Jörg Otte
2016-04-01 17:34 ` Jörg Otte
2016-03-30 15:33 ` Pandruvada, Srinivas
2016-03-30 15:51 ` Jörg Otte
2016-03-30 18:50 ` Doug Smythies
2016-03-30 18:58 ` Srinivas Pandruvada
2016-03-30 20:12 ` Rafael J. Wysocki
2016-03-30 20:26 ` Srinivas Pandruvada
2016-03-31 9:23 ` Jörg Otte
2016-03-31 14:39 ` Doug Smythies
2016-03-31 15:06 ` Srinivas Pandruvada
2016-03-31 15:32 ` Jörg Otte
2016-03-31 15:10 ` Doug Smythies [this message]
2016-04-01 7:20 ` Doug Smythies
[not found] <CA+icZUVGq+rmnyGSbyNEfWJ+LsNg6j6daPPwoZM1zUp4WCJFGQ@mail.gmail.com>
2016-03-30 21:58 ` Rafael J. Wysocki
2016-03-30 22:23 ` Sedat Dilek
2016-03-30 22:29 ` Rafael J. Wysocki
[not found] ` <1459376311.13525.108.camel@linux.intel.com>
2016-03-30 22:25 ` Rafael J. Wysocki
2016-03-30 22:46 ` Srinivas Pandruvada
2016-03-30 23:17 ` Pandruvada, Srinivas
2016-03-30 23:25 ` Sedat Dilek
2016-03-30 23:28 ` Rafael J. Wysocki
2016-03-30 23:32 ` Sedat Dilek
2016-03-30 23:41 ` Rafael J. Wysocki
2016-03-31 6:38 ` Sedat Dilek
2016-03-31 7:45 ` Sedat Dilek
[not found] ` <CAA=4085Mmv7gRpJid8UGQ4ti6c1HhaENnogd8aPrg6E-w68QWg@mail.gmail.com>
2016-03-31 7:28 ` Navin P.S
[not found] ` <003b01d18ad6$831941c0$894bc540$@net>
[not found] ` <CA+icZUXaoeQz5vMzPxjOaAzbzdQ4D1MV2dG5EvXAM54k6EOz1g@mail.gmail.com>
2016-03-31 14:30 ` Doug Smythies
2016-04-02 6:12 ` Sedat Dilek
[not found] ` <CA+icZUVHyq7dOh457rYv+2nmNxPevY0ZcqxhQVhYG4Z1D-NaDA@mail.gmail.com>
2016-04-02 15:28 ` Srinivas Pandruvada
2016-04-02 17:19 ` Jörg Otte
2016-04-02 18:20 ` Sedat Dilek
2016-04-03 18:59 ` Doug Smythies
2016-04-04 5:13 ` Sedat Dilek
2016-04-04 6:14 ` Doug Smythies
2016-04-04 14:12 ` Sedat Dilek
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