Subject: Re: I can run that OS in *one* megabyte...
To: Todd Vierling , David Seifert <>
From: nm <>
List: port-alpha
Date: 08/04/1998 17:03:28
and of course one major reason os's on alpha take up so much ram is that
SRM is a pig!
SRM sits resident in memory and uses up quite a bit...

I do not know exactly how much it uses up but I have heard reports of
around 6 megs or so.

Anyone have more info on the mem requirements of SRM?

At 04:48 PM 8/4/98 -0400, Todd Vierling wrote:
>On Tue, 4 Aug 1998, David Seifert wrote:
>: > NetBSD/vax can run nicely on a 2MB machine :-)
>: I have a ns32k box that can run a BSD-based OS in 0.75 MB.
>: It runs okay in 1 MB and nicely in 3.
>I have a PDP-11 simulator that can run V5 UNIX in 256K and a 1MB virtual
>_disk_.  And?  :)
>: Now I know that ns32k is one of the most efficient architectures,
>: that the alpha is RISC and 64 bits and has a larger page size, but
>: 10 times as large???  Something seems wrong here?
>Pointers and longs are twice as big.  (64 bit vs. 32 bit.)  Pagetables are
>_much_ bigger.  The instruction set is nowhere near as compact (this is
>RISC).  And, the subjective reason:  Alphas were designed in the "new
>computing" world, where extra memory isn't as much of a concern.
>I wonder if V6 UNIX can be ported to run on a 65816 processor....
>-- Todd Vierling (Personal; Bus.