linux-kernel - Re: 3.9.0 + CONFIG_X86_INTEL_PSTATE=y -> ThinkPad T420 with i5 lost ACPI functionality

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Message-ID: <51842B79.8060302@gmx.de>
Date:	Fri, 03 May 2013 23:26:17 +0200
From:	Toralf Förster <toralf.foerster@....de>
To:	Dirk Brandewie <dirk.brandewie@...il.com>
CC:	"Rafael J. Wysocki" <rjw@...k.pl>, linux-acpi@...r.kernel.org,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	Dirk Brandewie <dirk.j.brandewie@...el.com>
Subject: Re: 3.9.0 + CONFIG_X86_INTEL_PSTATE=y  -> ThinkPad T420 with i5 lost
 ACPI functionality

On 05/03/2013 11:10 PM, Dirk Brandewie wrote:
> 
> ignore_nice_load is a feature of the ondemand governor.
> The intel_pstate driver is seeing the load presented by the BOINC client
> and is adjusting the pstate accordingly.

Is the intel_pstate driver a choice for a notebook and friends where a
grid software is running as a low-prio back ground job ?

Because the CPU will be running mostly at high(er) frequency - which
always results in a high temperature and short battery time.

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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