[Pm-utils] sometimes on resume, fan very loud until power off
pjones at redhat.com
Tue Nov 28 10:43:24 PST 2006
On Mon, 2006-11-27 at 18:01 +0100, Holger Macht wrote:
> On Mon 27. Nov - 11:51:15, Peter Jones wrote:
> > On Mon, 2006-11-27 at 11:42 -0500, John H. wrote:
> > > fc6
> > If you do:
> > cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
> > what does it say? If it's "performance", do this (as root):
> > echo ondemand > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
> > which will bring the system back to normal within a few seconds,
> > hopefully. I'm not quite sure what's doing it, but sometimes it seems
> > something is setting it to performance occasionally, particularly right
> > after the system resumes. I'm not sure what just yet.
> I just wonder why this happens with suspend to ram. For hibernate, I know
> the cause.
> So not entirely related to this problem, on hibernation, all CPUs except
> the first one is offlined. When coming back from suspend, they are onlined
> again, but the default governor is performance. And 94cpufreq only resets
> the governor for the suspend case. Peter, can you extend it to also reset
> it on hibernate?
Oh, good point. Will fix.
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