FreeBSD support in SMP platform

[Cagle, John (ISS-Houston)]

> From: John Baldwin
> 
> On Friday 04 June 2004 09:20 am, Erich Dollansky wrote:
> > Hi,
> >
> > twibmtc at yahoo.com.tw wrote:
> > > Dear ALL
> > >
> > > I am james wang working at IBM taiwan. Recently, I tried 
> to install
> > >
> > > FreeBSD V5.2 in IBMx455 ( Xeon CPU, 8 Way ), system.
> > >
> > > One way ( One CPU ) works well but system complaint to us when
> > >
> > > I installed 8 Ways CPU in system.
> >
> > Hyperthreading must be disabled because FreeBSD supports 
> only 8 CPUs as
> > I know.
> >
> > I run it with only two CPUs without any problems.
> 
> FreeBSD will see and support up to 16 CPUs, but it won't be 
> very stable on 
> probably more than 4 or 6.

If anyone is interested in making FreeBSD more stable on 8 & 16-ways,
let me know.  I have a ProLiant DL740 with 8 HTT processors that we
could use for testing.

Regards,
John

-----------------------------
John Cagle  john.cagle at hp.com
HP Distinguished Technologist
ProLiant Software Development
  Hewlett-Packard Company