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RE: [intel-pstate driver regression] processor frequency very high even if in idle

From "Doug Smythies" <dsmythies@telus.net>
Newsgroups linux.kernel
Subject RE: [intel-pstate driver regression] processor frequency very high even if in idle
Date 2016-03-31 17:20 +0200
Message-ID <riMy6-71p-1@gated-at.bofh.it> (permalink)
References (8 earlier) <ritvs-1a3-7@gated-at.bofh.it> <riuKT-2cZ-29@gated-at.bofh.it> <riuUy-2hW-9@gated-at.bofh.it> <riH5o-2PS-19@gated-at.bofh.it> <riLVo-6qF-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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

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Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-29 19:40 +0200
  Re: [intel-pstate driver regression] processor frequency very high even if in idle "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-03-29 23:40 +0200
    Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-30 12:20 +0200
      Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-03-30 13:10 +0200
        Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-30 17:30 +0200
          Re: [intel-pstate driver regression] processor frequency very high even if in idle "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-03-30 20:40 +0200
            Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-31 11:10 +0200
              Re: [intel-pstate driver regression] processor frequency very high even if in idle "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-03-31 13:50 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-31 17:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high even if in idle "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-03-31 17:50 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 18:20 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-31 19:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 20:00 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-01 02:10 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-04-01 11:50 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-04-01 17:10 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-01 22:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high even if in idle "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-04-01 14:40 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-04-01 16:10 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-04-01 19:50 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-01 20:40 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-04-01 20:50 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-01 22:00 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-02 01:40 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-02 02:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-01 22:30 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-01 17:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-04-01 18:50 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-04-01 19:40 +0200
        Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Pandruvada, Srinivas" <srinivas.pandruvada@intel.com> - 2016-03-30 17:40 +0200
          Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-30 18:00 +0200
            Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-30 21:00 +0200
              Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-03-30 22:20 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-30 22:30 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-03-31 11:30 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-03-31 16:40 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-03-31 17:20 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 17:20 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-01 09:30 +0200
            RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-03-30 21:00 +0200

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