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Date: Sun, 14 Oct 2007 15:29:47 +1000 (EST)
From: Ian Smith <smithi@nimnet.asn.au>
To: Lars Engels <lme@FreeBSD.org>
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Cc: Norberto Meijome <freebsd@meijome.net>,
	FreeBSD Mobile ML <freebsd-mobile@FreeBSD.org>
Subject: Re: Management of Thermal
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On Thu, 11 Oct 2007, Lars Engels wrote:
 > Quoting Norberto Meijome <freebsd@meijome.net>:
 > 
 > > On Tue, 9 Oct 2007 03:21:20 +1000 (EST)
 > >> Another thing with powerd - have you tried running it with -v in fg?
 > >> With my 2-speed the shift points seem about right, but with lots of
 > >> speeds I'd be curious to try optimising the idle / running shifts in
 > >> terms of hysteresis, 'hunting' up and down with different loads and
 > >> such.  'Someone' could do up some nice graphs :)
 > >
 > 
 > Try this one:
 > 
 > Let this run for some time http://bsdpaste.bsdgroup.de/626
 > 
 > And then let this generate some nice graphs  
 > http://bsdpaste.bsdgroup.de/627 with
 > ./gen_temphistory.pl /tmp/tempstats.txt
 > 
 > The Perl script is shamelessly stolen from somebody and modified for my needs.
 > It displays CPU speed, Temperature (*100) and if the Notebook is  
 > running on AC or not.

Thanks Lars; I found the 'paste downloaden' button!  I will definitely
give this one a go when some free time turns up.  I guess the trick for
checking the shift points is to find / make an application that can run
at various loads, like 'set_load_avg_percent 70' or such.  Any ideas?

Cheers, Ian