On Fri, Jan 13, 2006 at 10:27:37AM +1030, Daniel O'Connor wrote: > On Fri, 13 Jan 2006 10:24, Bruno Ducrot wrote: > > > Nearly all of the energy going into the CPU is disipated as heat. > > > > Of course. But the goal of powerd is to reduce power comsuption with > > nearly no visible impact on performance. This imply that if the > > runpercent is nearly 100%, then the processor will be put to full > > frequency even though this can imply an overheat situation. > > The role of acpi_thermal is to reduce frequency if the processor is > > too hot, and this imply performance loss if runpercent is high. > > Yes, but the original poster was wondering why their CPU temperature didn't > go > down when the clock was (allegedly) very slow.
Maybe because the bus disconnect feature on the northbridge is not enabled, and then the processor does not enter a low-power state upon assertion of STPCLK# I think. -- Bruno Ducrot -- Which is worse: ignorance or apathy? -- Don't know. Don't care. _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"
