Re: Is 64 bits enough address space?

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Article #12613

#12613

From: Rohan LENARD
Date: Fri, 06 Oct 1995 02:26

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In article <44u6al$ml8@m1.cs.man.ac.uk>,
Ian Watson <watson@cs.man.ac.uk> wrote:
>
>I don't know whether anyone has done this sum and I have missed it. If you
>assume indexing through memory at 1 nsec intervals, 32 bits of address space
>takes just over 4 seconds. 64 bits of space takes over 500 years!
>

So what about those CM-2 machines - 16,000 CPUs.  Using your figures we
get it back down to about 11 days with a machine with common memory which
is capable of supporting 16,000 CPUs..

Regards,
	Rohan
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Path: arc1-ca.pugleaf.net!iassf.easams.com.au!not-for-mail
From: rjl@f111.iassf.easams.com.au (Rohan LENARD)
Newsgroups: comp.arch,comp.lang.c
Subject: Re: Is 64 bits enough address space?
Date: 6 Oct 1995 12:26:23 +1000
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