powerd freeze with amd 5000 X2 but not with lower cpus

Kris Kennaway kris at obsecurity.org
Sat Jul 28 17:47:18 UTC 2007

On Sat, Jul 28, 2007 at 03:46:15PM +0200, Michael Nottebrock wrote:

> Meanwhile I found a workaround for my system: I had SCHED_ULE configured
> in my kernel - switching to SCHED_4BSD gets rid of the freezes. Should
> have thought of that sooner, ISTR having problems with powerd and
> SCHED_ULE even on single cpu P4s.

I see you've now learned a reason why no-one should be using SCHED_ULE
on FreeBSD < 7 ;-)


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