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Re: Request for feedback and/or participation on https://fedoraproject.org/wiki/Features/PowerManagement



On Wed, Feb 4, 2009 at 1:30 PM, Olivier Galibert <galibert pobox com> wrote:
> On Wed, Feb 04, 2009 at 12:16:59PM +0000, Richard Hughes wrote:
>> On Wed, 2009-02-04 at 12:57 +0100, Phil Knirsch wrote:
>> >  I've recently spent quite some time on researching and testing what
>> > things we can do to make power management better in Fedora. For that
>> > reason i've opened a Feature request for F11 with the basic stuff that
>> > i think is doable for that release.
>>
>> In the version of g-p-m and DeviceKit-power in rawhide, you can see some
>> new stuff like this:
>> http://blogs.gnome.org/hughsie/2009/01/30/gnome-power-manager-and-processor-wakeups/
>>
>> It's basically a DBUS interface and session viewer for the data.
>
> Isn't dbus actually known bad for the battery?  Something about
> client-level filtering waking up too many clients for every message?
> Or was that fixed?

Well, sending the data does cause a wakeup, yes. The interface stops
polling if there's no client connected.
To be honest, a few wakeups every 5 seconds is nothing compared to
firefox and npviewer.bin.

Richard.


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