Re: OFFTOPIC [Re: SMP scalability: 8 -> 32 CPUs]

H. Peter Anvin (hpa@transmeta.com)
3 Dec 1998 21:07:46 GMT

Followup to: <Pine.LNX.3.96.981201011004.12147M-100000@waste.org>
By author: Oliver Xymoron <oxymoron@waste.org>
In newsgroup: linux.dev.kernel
>
> As for the current discussion, no massively parallel machines are SMP.
> Most are much more like computing clusters, using fancy bus architectures
> to communicate between nodes with their own local memory.
>
> I'm surprised there's been little in the way of 2-way SMP clusters. I
> would guess this would be slightly more cost effective than 2x nodes.
>

Remember most supercomputer problems are *very* memory-intensive. You
don't want to add any contention for memory.

-hpa

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