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Date: Thu, 10 Jul 2014 11:12:27 +0400
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On 10.07.2014 09:35, Alexander Volkov wrote:
> On 2014-07-09 19:33:22 +0400, Mikhail Efremov wrote:
> ME> Покажите вывод cpupower frequency-info и
> analyzing CPU 0:
>    driver: intel_pstate
>      CPUs which run at the same hardware frequency: 0
> 	CPUs which need to have their frequency coordinated by software: 0
> 	 maximum transition latency: 0.97 ms.
> 	 hardware limits: 800 MHz - 3.60 GHz
> 	 available cpufreq governors: performance, powersave
> 	 current policy: frequency should be within 800 MHz and 3.60  GHz.
>             The governor "powersave" may decide which
> 			speed to use    within this range.
>      current CPU frequency	is 3.20 GHz (asserted	by call to hardware).
> 	  boost state support:
>       Supported: yes
>        Active: yes
> Это нынешний Haswell(i5) получается не поддерживает ondemand или
> acpi_cpufreq? Или, судя по сообщению, теперь всё решает powersave?

Он по умолчанию работает через intel_pstate, который экономит энергию, 
как пишут, круче чем cpufreq.

И для него не надо ничего загружать и настраивать.

Я от него отказался только по причине вечного "turbo mode" из которого 
не получалось выйти. А так не напрягало и от батареи жило долго.