Hang with powerd/powernow with SMP enabled

[Kris Kennaway]

On Fri, Jul 27, 2007 at 08:56:26PM +0200, Uwe Laverenz wrote:
> On Fri, Jul 27, 2007 at 05:27:45PM +0200, Michael Nottebrock wrote:
> 
> > The machine will freeze hard a few seconds after powerd is started up by
> > the rc script. With kern.smp.disabled=1, everything seems to work fine.
> > This is with today's 6-STABLE/i386. I see that a fix for that sort of
> > thing was only recently MFC'd, unfortunately I cannot say whether the
> > problem was already there before it went in - the box is brand new.
> 
> I have the same problem with a dual Opteron (RELENG_6_2, i386 and amd64),
> in my case the following workaround helped:
> 
>    from "/boot/loader.conf":
> 
>    hint.acpi_throttle.0.disabled="1"

Thanks, I'll have to try that.

Kris
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