From: Dirk Brandewie <dirk.brandewie@gmail.com>
To: "Toralf Förster" <toralf.foerster@gmx.de>
Cc: Dirk Brandewie <dirk.brandewie@gmail.com>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
linux-acpi@vger.kernel.org,
Linux Kernel <linux-kernel@vger.kernel.org>,
Linux PM list <linux-pm@vger.kernel.org>
Subject: Re: 3.9.0 + CONFIG_X86_INTEL_PSTATE=y -> ThinkPad T420 with i5 lost ACPI functionality
Date: Fri, 03 May 2013 14:43:11 -0700 [thread overview]
Message-ID: <51842F6F.1050005@intel.com> (raw)
In-Reply-To: <51842B79.8060302@gmx.de>
On 05/03/2013 02:26 PM, Toralf Förster wrote:
> 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 ?
>
Probably not.
> Because the CPU will be running mostly at high(er) frequency - which
> always results in a high temperature and short battery time.
>
It would be better IMHO if the client software limited the resources
it uses when the system is not on wall power but that is a seperate
discussion :-)
--Dirk
next prev parent reply other threads:[~2013-05-03 21:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-03 16:55 3.9.0 + CONFIG_X86_INTEL_PSTATE=y -> ThinkPad T420 with i5 lost ACPI functionality Toralf Förster
2013-05-03 19:36 ` Rafael J. Wysocki
2013-05-03 21:10 ` Dirk Brandewie
2013-05-03 21:26 ` Toralf Förster
2013-05-03 21:43 ` Dirk Brandewie [this message]
2013-05-04 7:57 ` Toralf Förster
2013-05-10 13:10 ` Rafael J. Wysocki
2013-05-13 16:43 ` Dirk Brandewie
2013-05-13 17:20 ` Toralf Förster
2013-05-13 17:57 ` Dirk Brandewie
2013-05-13 19:13 ` Toralf Förster
2013-05-13 19:24 ` Dirk Brandewie
2013-05-28 18:11 ` Toralf Förster
2013-07-07 8:44 ` Toralf Förster
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