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Date:      Wed, 4 Oct 2000 23:47:51 +0100 (BST)
From:      Doug Rabson <dfr@nlsystems.com>
To:        Wilko Bulte <wkb@freebie.demon.nl>
Cc:        Matthew Jacob <mjacob@feral.com>, FreeBSD-alpha mailing list <freebsd-alpha@freebsd.org>
Subject:   Re: max memory on Alpha?
Message-ID:  <Pine.BSF.4.21.0010042346580.94692-100000@salmon.nlsystems.com>
In-Reply-To: <20001003222814.A2562@freebie.demon.nl>

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On Tue, 3 Oct 2000, Wilko Bulte wrote:

> On Tue, Oct 03, 2000 at 12:41:34PM -0700, Matthew Jacob wrote:
> > 
> > 
> > > On Tue, Oct 03, 2000 at 12:28:46PM -0700, Matthew Jacob wrote:
> > > > 
> > > > > On Tue, Oct 03, 2000 at 11:57:55AM -0700, Matthew Jacob wrote:
> > > > > > On Tue, 3 Oct 2000, Wilko Bulte wrote:
> > > > > > 
> > > > > > > What is the currently max supported memory size on Alpha? 2Gb maybe?
> > > > > > > Or will 4Gb also be OK?
> ...
> 
> > I have 3 8400s to play with- 2 with 2GB each.
> > 
> > What I can do is to swipe one system's boards and put it in the one running
> > FreeBSD.. but time, time time...
> 
> Do you by any chance know of a way to instruct the TLaser SRM to pretend it
> has less memory than is physically installed? I don't want to swap boards to
> often, the TLaser backplane is a bit delicate.

You could hack alpha_init() where it goes through the memory clusters and
stop it from using any cluster which starts too high.

-- 
Doug Rabson				Mail:  dfr@nlsystems.com
					Phone: +44 20 8348 6160




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