Fighting for the power.

Ian Smith smithi at nimnet.asn.au
Thu May 14 05:12:06 UTC 2009


On Wed, 13 May 2009, Nate Lawson wrote:
 > Ian Smith wrote:
 > > On Mon, 11 May 2009, Gary Dunn wrote:
 > >  > On Tue, 2009-05-12 at 02:13 +0300, Alexander Motin wrote:
 > >  > ...
 > >  > > 
 > >  > > What's about general effect, the main idea here is the same as in audio 
 > >  > > processing: result mostly depends on quality of the worst component. 
 > >  > > Your system may just have some other consumers which I don't have. For 
 > >  > > example, desktop CPU instead of mobile, desktop chipset instead of 
 > >  > > mobile, powerful external video instead of (or even in addition to) 
 > >  > > built-in, and so on.
 > >  > > 
 > >  > 
 > >  > Interesting point. Is there a power consumption benchmark for evaluating
 > >  > hardware for use with FreeBSD?
 > > 
 > > make buildworld, running on battery? :-)
 > > 
 > > More seriously: thanks to Nate's earlier niggling, I've been thinking 
 > > towards a richer set of power profiles than our {performance,economy} 
 > > dichotomy for a while, both in terms of various different work/play and 
 > > AC/battery scenarious, and re specific settings that may be more or less 
 > > optimal for particular hardware, that could be distributed or advised as 
 > > more of a basic working set rather than as a series of 'try this' hints.
 > > 
 > 
 > FYI, Cyrille Szymanski has implemented a patch to add this kind of power
 > profile support to powerd(8). I'd like to see it finished and committed.

Good to hear, thanks.  I'd like to see where it's up to.  PR?

cheers, Ian

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