powerd and nvidia drivers not playing nicely together (Was: Re: Systems running hot?)

b. f. bf1783 at googlemail.com
Mon Dec 21 23:16:57 UTC 2009

On 12/21/09, Doug Barton <dougb at freebsd.org> wrote:
> b. f. wrote:
>>> no X! So I think to myself, what else did I change last night.... oh

>> acpi_perf? acpi_throttle? acpi_thermal? acpi_video?
> I haven't done anything special with the acpi stuff. The only thing
> that looks relevant from dmesg is: acpi_tz0: <Thermal Zone> on acpi0

Yes, but which components show up in 'sysctl -a | grep -ie acpi' ?

>> Which nvidia driver?
> The latest.

Which video card? Is your card using agp(4)?

>> If you compile your kernel with options
>> ACPI_DEBUG, and enable acpi debugging messages, do you see any
>> errors/problems?
> I can do the former easily enough, I assume to enable them I set
> debug.acpi.disabled=0 in loader.conf?

No, that's for selectively disabling some parts of ACPI, as described
in acpi(4).  For starters, try:


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