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From: Jeff Soule <hosting@webcrossing.com>
Reply-To: hosting@webcrossing.com
Organization: Web Crossing Inc.
To: "Josh Paetzel" <jpaetzel@hutchtel.net>
Subject: Re: Max Memory question
Date: Thu, 17 Aug 2000 22:46:18 -0700
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Out of the blue on Wed, 16 Aug 2000, Josh Paetzel Said:
> ----- Original Message -----
> From: "Josh Paetzel" <jpaetzel@hutchtel.net>
> To: "Linh Pham" <lplist@closedsrc.org>; "Joel Bjork" <u98jobj@stud.hh.s=
e>
> Cc: "Jeff Soule" <hosting@webcrossing.com>; <freebsd-questions@FreeBSD.=
ORG>
> Sent: Wednesday, August 16, 2000 11:01 PM
> Subject: Re: Max Memory question
>=20
> >
> > ----- Original Message -----
> > From: "Linh Pham" <lplist@closedsrc.org>
> > To: "Joel Bjork" <u98jobj@stud.hh.se>
> > Cc: "Jeff Soule" <hosting@webcrossing.com>;
> <freebsd-questions@FreeBSD.ORG>
> > Sent: Wednesday, August 16, 2000 7:03 PM
> > Subject: RE: Max Memory question
> >
> >
> > > On Wed, 16 Aug 2000, Joel Bjork mumbled:
> > >
> > > > If I recall correctly the 4GB memory limit is due to the x86
> structure.
> > There
> > > > is some info on this on the cdrom.com homepage but I can't find i=
t.
> > Basically
> > > > it said that they were thinking of moving to Alpha architecture t=
o be
> > able to
> > > > handle more requests.
> > >
> > > I thought that I heard somewhere that the Intel Xeon processors
> > > supported 36-bit memory addressing... thus upping it's limit to 32G=
B.
> > >
> > > Could anyone confirm this?
> > >
> > > // Linh Pham
> > > // http://closedsrc.org
> > >
> > >
> >
> > I was unable to confirm a 32GB limit, but I did find some info on the
> Intel
> > 450NX chipset which supports 4 P3 Xeon processors and 8GB of memory.
> >
> > Josh
> >
>=20
> Sorry to reply to myself, but:
> http://www.intel.com/design/pentiumii/xeon/prodbref/
> states that the p2 xeon supports caching of 64GB of memory, and that in=
tel's
> Extended Server Memory Architecture "Breaks through the 4GB barrier."
Cool Thanks! =20
Sounds like even if I get a server that supports 8Gig I
will only be able to use 4Gig with FreeBSD right?

/Jeff

>=20
> Josh
>=20
> > >
> > > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > > with "unsubscribe freebsd-questions" in the body of the message
> > >
> >
- --=20
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Jeff Soule
System Administrator: Web Crossing Inc.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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