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From: Tobias Geerinckx-Rice via Bug reports for GNU Guix <bug-guix@gnu.org>
To: 37904@debbugs.gnu.org
Subject: bug#37904: CPU overheating on recent laptops
Date: Thu, 24 Oct 2019 18:30:27 +0200	[thread overview]
Message-ID: <87v9sef6n0.fsf@nckx> (raw)
In-Reply-To: <87a79qfayh.fsf@inria.fr>

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Ludo',

Ludovic Courtès 写道:
> Also, there used to be an “ondemand” governor, which is no 
> longer listed
> in 
> /sys/devices/system/cpu/cpu?/cpufreq/scaling_available_governors.

For laptops and other battery-powered devices, ‘conservative’ is 
preferred over ‘ondemand’.  It's probably a sane default choice 
for all.

> Was it removed or are we just missing a kconfig option?

Strange:

  ~ λ grep CPU_FREQ_GOV …/aux-files/linux-libre/5.3-x86_64.conf 
  CONFIG_CPU_FREQ_GOV_ATTR_SET=y
  CONFIG_CPU_FREQ_GOV_COMMON=y
  CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
  CONFIG_CPU_FREQ_GOV_POWERSAVE=y
  CONFIG_CPU_FREQ_GOV_USERSPACE=y
  CONFIG_CPU_FREQ_GOV_ONDEMAND=y
  CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
  CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y

What does cpufreq-info say?

Kind regards,

T G-R

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  reply	other threads:[~2019-10-24 16:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-24 14:57 bug#37904: CPU overheating on recent laptops Ludovic Courtès
2019-10-24 16:30 ` Tobias Geerinckx-Rice via Bug reports for GNU Guix [this message]
2019-10-25 20:49   ` Ludovic Courtès
2019-10-25 22:19     ` Arne Babenhauserheide
2022-07-12 14:49       ` Maxim Cournoyer
2022-07-12 14:55         ` Ludovic Courtès

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