Date: Sun, 14 Oct 2007 15:29:47 +1000 (EST) From: Ian Smith <smithi@nimnet.asn.au> To: Lars Engels <lme@FreeBSD.org> Cc: Norberto Meijome <freebsd@meijome.net>, FreeBSD Mobile ML <freebsd-mobile@FreeBSD.org> Subject: Re: Management of Thermal Message-ID: <Pine.BSF.3.96.1071014151558.19712C-100000@gaia.nimnet.asn.au> In-Reply-To: <20071011160502.1t3dxl8qfhck4osw@0x20.net>
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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
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