SMP kernel hanging after testing 8254 intr delivery (RELENG_4)

[LarsKöller]

----------

Hello,

In reply to Guy Helmer who wrote:
 
> > Subject: Re: SMP kernel hanging after testing 8254 intr delivery
> > (RELENG_4)
> >
> >
> >
> > On 02-Jul-2003 Lars Kvller wrote:
> > > ----------
> > >
> > > Hello,
> > >
> > > anything news concerning my SMP problem with the Fujitsu-Siemens RX300
> > > system?
> > >
> > > Would be nice to have SMP running at Friday evening, when I have to go
> > > into production.
> > >
> > > Thanks and best regards
> >
> 
> Were you using FreeBSD 5.1 on the machine?  If so, was your kernel built
> with the ULE scheduler?  If so, I think I noticed a similar problem when I
> tried 5.1-current (source from May 28 or so) built with the ULE scheduler on
> my SuperMicro dual Xeon with Intel 875 chipset.  I switched back to the BSD
> scheduler and now it works.

No, due to production issues and other machines still running FreeBSD I 
use 4.8-RELEASE or 4-STABLE.
 
> Alternatively, if you are using FreeBSD 4.x, did you build your SMP kernel
> with APM?  On some SuperMicro hardware with a ServerWorks chipset that we
> got a month or so ago, an SMP kernel would "hang" after testing 8254
> interrupt delivery if APM was built in the kernel.

I've deleted the apm line and tried with and without hyperthreading in 
the BIOS enabled.

Attached is my kernel config.

Best regards

Lars

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