kernel trap 12 with interrupts disabled, 5.3-stable
emanuel.strobl at gmx.net
Tue Mar 8 19:07:49 PST 2005
Am Mittwoch, 9. März 2005 03:04 schrieb Pierre-Luc Drouin:
> I have updated a system from FreeBSD 4.10 to 5.3 (I did a fresh new
> installation from scatch). At the same time we put a new CPUs in there.
> What could be the cause?
The non-technical answer: FreeBSD 5.4 is in the release cycle with an upcoming
5.4 iso image.
There were enormous efforts in improving FreeBSD 5.x, so if you already broke
your system take the chance and get the new 5.4 system which probably fixes
Next thing is that you won't see any benefit when enabling hyperthreading.
It's strongly depending on the system's kind of load but almost everytime
you'll see performance degradation.
> The system was very stable with FreeBSD 4.10 and only 2 CPUs (1 real and
> 1 virtual). When I've seen page faults in the past, it was caused by the
> RAM or the motherboard. Is it almost always the case? Does the fact to
Maybe, but first you have to provide more information and make sure it
frequently crashes at different points.
Keep patience till anyone of the experts answers, in the meantime you can have
a look at
for providing more information.
> add 2 new CPUs is more likely to reveal a RAM problem that was not known
> freebsd-stable at freebsd.org mailing list
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