From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: sedat.dilek@gmail.com, Doug Smythies <dsmythies@telus.net>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
"Jörg Otte" <jrg.otte@gmail.com>,
linux-pm@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [intel-pstate driver regression] processor frequency very high even if in idle
Date: Sat, 02 Apr 2016 08:28:43 -0700 [thread overview]
Message-ID: <1459610923.5912.36.camel@linux.intel.com> (raw)
In-Reply-To: <CA+icZUVHyq7dOh457rYv+2nmNxPevY0ZcqxhQVhYG4Z1D-NaDA@mail.gmail.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@ -
next prev parent reply other threads:[~2016-04-02 15:28 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CA+icZUVGq+rmnyGSbyNEfWJ+LsNg6j6daPPwoZM1zUp4WCJFGQ@mail.gmail.com>
2016-03-30 21:58 ` [intel-pstate driver regression] processor frequency very high even if in idle 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 [this message]
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
[not found] <CADDKRnD81Hmf+JnG6NEpQWKiKE6_mqet5yRpLJ5K_0U1GtfahQ@mail.gmail.com>
[not found] ` <CADDKRnCH3yCut7A4Gvk3gHw4OpOYXoG0VQRe5mh2nTjptYU0gw@mail.gmail.com>
2016-03-29 21:34 ` 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
2016-04-01 7:20 ` Doug Smythies
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