Managing CPU throttling
brschmid
ulist at gs1.ubuntuforums.org
Mon Nov 8 23:25:05 UTC 2004
janne Wrote:
> sön 2004-11-07 klockan 12:31 -0600 skrev brschmid:
> > i am dissapointed as well, because i want my laptop at full speed
> when
> > plugged in, and scaled back when on battery.
> >
> > powernowd scales back all the time.
>
> It also scales up immediately.
>
> I tend to use my laptop for a mixture of things, cpu-wise; sometimes I
> need very little power (reading mail, surfing, writing text or coding),
> punctuated by neding all there is (compiling, doing a simulation run).
> I
> have never had any problem with powernowd. As soon as I start something
> cpu-intensive, it kicks the clock into high gear immediately, and stays
> there. Once it finishes, it gradually ramps down to the lowest setting
> again. And it does the same when on battery power. Perfect. Never have
> I
> felt the kind of slowness or tardiness that I got from using cpufreqd.
>
> In fact, my only annoyance is that my 2-cpu desktop does not support
> power throttling; it would be absolutely wonderful not to have it
> emulating a noisy hair dryer next to my table when I'm not actually
> running any simulations on it.
>
>
>
> --
> Trust the Computer. The Computer is your friend.
>
> Tel. (Japan) 090-3622 8920 Dr. Jan Morén (mr)
> Dept. of Cognitive Science
> http://lucs.lu.se/people/jan.moren Lund, Sweden
>
>
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ok, that is fine but powernowd doesn't go full power when i am running
Folding at Home, which i do all the time, and folding at 600mhz takes
forever compared to 1.4Ghz, trust me.
--
brschmid
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