Stability of RELENG_5_4 with dual Xeon

[John Baldwin]

On Monday 16 May 2005 02:18 am, Andrew McNaughton wrote:
> On Mon, 16 May 2005, Erich Dollansky wrote:
> > Hi,
> >
> > Andrew McNaughton wrote:
> >> I'd be interested to hear people's recent experiences with Dual Xeons
> >> under load with SMP on and HTT off.
> >>
> >> A while back there were stability problems with Dual Xeon machines. 
> >> I've got one of these in production with SMP turned off for the time
> >
> > Do you refere to the scheduler?
> >
> > Use the old BSD scheduler and you should be fine.
>
> I'm not familiar with the scheduler options.  Nothing changed from GENERIC
> there.
>
> When I comissioned the machine in February I ran RELENG_5_3 with the SMP
> kernel config as supplied.  ie generic with the SMP option turned on.  No
> problems surfaced during setup, but when the box went live, it was having
> kernel panics about every couple of hours.  Going back to the GENERIC
> kernel solved the problem.

This problem was fixed in 5.4 and was also fixed in the RELENG_5_3 branch in 
CVS on January 25th.

-- 
John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org