lkml.org 
[lkml]   [2007]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Liunx power consumption on laptops -- Enormous progress in the last few months
Chuck Ebbert wrote:
> On 07/05/2007 03:58 PM, Arjan van de Ven wrote:
>> While it's hard to show "one size fits all" number/percentage, we took a
>> bog standard Lenovo T61 laptop (no vendor preference, they just were the
>> first one to deliver a model with the latest Intel chipset to our cubes)
>> and measured the effect. The baseline we used was a 32 bit Fedora 7
>> installation; note that this already has the tickless kernel, but is
>> lacking several of the key bugfixes that came afterwards.
>>
>> We've put our measurements in a graph at
>>
>> http://ww.linuxpowertop.org/results.php
>>
>> With kernel fixes and features, the power consumption of this laptop
>> went from 21.06 Watts to 18.25 Watts; with 2 additional userspace fixes
>> the power consumption ended up at 15.5 Watts.
>>
>
> Where is the ondemand-fix.patch? I can't find any link to it.

just click on it in the graph ;_

it's also http://www.linuxpowertop.org/patches/ondemand-fix.patch
(which is submitted already to the maintainers)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-07-06 18:39    [W:0.084 / U:0.152 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site