runaway intr problems: powerd and/or hw.acpi.cpu.cx_lowest
avg at icyb.net.ua
Mon Aug 23 06:20:39 UTC 2010
on 23/08/2010 06:17 Doug Barton said the following:
> I also got another interesting set of data today from a "runaway intr" situation
> that did not involve swi:4. The symptoms were the same as previously, but the
> devices involved were totally different. This may have to do with the fact that
> I switched back to ULE for the testing today, and/or I hadn't set cx_lowest=C3.
Yes, ULE rules. 4BSD usually only makes things better when there is some real
problem and 4BSD masks it due to its design.
So, hm, npviewer.bin eats all the CPU time?
Just google that name and see that you are not alone.
Can't help with that though.
> This was with ULE + USB in the kernel, LAPIC/HPET, cx_lowest=C1, but running
> powerd with the following:
> powerd_flags="-a adaptive -b adaptive -n adaptive"
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