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

From Jörg Otte <jrg.otte@gmail.com>
Newsgroups linux.kernel
Subject Re: [intel-pstate driver regression] processor frequency very high even if in idle
Date 2016-04-02 19:20 +0200
Message-ID <rjxnk-74U-19@gated-at.bofh.it> (permalink)
References (3 earlier) <riFZF-24w-27@gated-at.bofh.it> <riLVp-6qF-25@gated-at.bofh.it> <rjn4B-83d-1@gated-at.bofh.it> <rjvOx-5Qg-3@gated-at.bofh.it> <rjvOx-5Qg-1@gated-at.bofh.it>
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2016-04-02 17:28 GMT+02:00 Srinivas Pandruvada
<srinivas.pandruvada@linux.intel.com>:
>
> On Sat, 2016-04-02 at 08:30 +0200, Sedat Dilek wrote:
>> > I am trying CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y from
>> > linux-pm.git#linux-next out of curiosity...
>> >
>> > $ ./scripts/diffconfig /boot/config-$(uname -r) .config
>> >  CPU_FREQ_DEFAULT_GOV_PERFORMANCE y -> n
>> > +CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
>> > +CPU_FREQ_GOV_ATTR_SET y
>> > +CPU_FREQ_GOV_SCHEDUTIL y
>> >
>> > ...will report.
>> >
>>
>> Not sure why I see here "powersave".
>> Does Intel-PState driver not support CPU_FREQ_GOV_SCHEDUTIL?
>>
>> $ cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_driver
>> intel_pstate
>> intel_pstate
>> intel_pstate
>> intel_pstate
>>
>> $ cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
>> powersave
>> powersave
>> powersave
>> powersave
>
> If you are using Ubuntu, the OS has a script which will automatically
> change from performance.
> Doug can give more information on this script.
>
> Thanks,
> Srinivas
>
>
>
>>
>> See also attached files.
>>
>> - sed@ -

maybe:
/etc/init.d/ondemand

Thanks, Jörg

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Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 00:20 +0200
  Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> - 2016-03-31 00:30 +0200
    Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 00:50 +0200
      Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Pandruvada, Srinivas" <srinivas.pandruvada@intel.com> - 2016-03-31 01:20 +0200
        Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-03-31 01:30 +0200
          Re: [intel-pstate driver regression] processor frequency very high  even if in idle Sedat Dilek <sedat.dilek@gmail.com> - 2016-03-31 01:40 +0200
            Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Rafael J. Wysocki" <rafael@kernel.org> - 2016-03-31 01:50 +0200
              Re: [intel-pstate driver regression] processor frequency very high  even if in idle "Navin P.S" <navinp1912@gmail.com> - 2016-03-31 09:30 +0200
  RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-03-31 01:00 +0200
    Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-03-31 01:20 +0200
    Re: [intel-pstate driver regression] processor frequency very high  even if in idle Sedat Dilek <sedat.dilek@gmail.com> - 2016-03-31 10:20 +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 Sedat Dilek <sedat.dilek@gmail.com> - 2016-04-02 08:20 +0200
          Re: [intel-pstate driver regression] processor frequency very high  even if in idle Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-04-02 17:40 +0200
            Re: [intel-pstate driver regression] processor frequency very high  even if in idle Jörg Otte <jrg.otte@gmail.com> - 2016-04-02 19:20 +0200
              Re: [intel-pstate driver regression] processor frequency very high  even if in idle Sedat Dilek <sedat.dilek@gmail.com> - 2016-04-02 20:30 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-03 21:10 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Sedat Dilek <sedat.dilek@gmail.com> - 2016-04-04 07:20 +0200
                RE: [intel-pstate driver regression] processor frequency very high even if in idle "Doug Smythies" <dsmythies@telus.net> - 2016-04-04 08:20 +0200
                Re: [intel-pstate driver regression] processor frequency very high  even if in idle Sedat Dilek <sedat.dilek@gmail.com> - 2016-04-04 16:20 +0200

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