Re: Intel Hyperthreading problem on server?

["Jason Lim" <maillist@jasonlim.com>]

> El mar, 16-12-2003 a las 12:39, Jason Lim escribió:
> > Just noticed one more thing... it appears to be Apache causing the
super
> > high load (among other programs running) when SMP is compiled into the
> > kernel, and with a bunch of errors in syslog:
> >
> > [Wed Dec 17 02:27:37 2003] [notice] child pid xxxxxx exit signal
> > Segmentation fault (11)
> >
> > (and a whole bunch of these errors, like 50 lines)
> >
> > I did a search and someone said it has to do with Apache requesting
memory
> > that it doesn't own or something:
> >
http://lists.debian.org/debian-apache/2002/debian-apache-200207/msg00005.html
> >
>
> Mhm... i dont want to be hasty, but it seems im looking at exactly this
> problem for a very memory hungry php application....
>

Except in my case, this error ONLY appears if SMP support is compiled into
the kernel, otherwise, it runs smooth with very high load. Apache doesn't
immediately have the problem with SMP compiled in tho... it takes maybe an
hour or two before the problem appears.