[geeks] Sun-1 with Two CPUs?

Jonathan Patschke jp at celestrion.net
Thu Feb 24 19:03:33 CST 2011


On Thu, 24 Feb 2011, Nate wrote:

> I heard the Apollobs of the era used 2 68000b2s that ran at a single clock
> cycle offset and the 'leader' handled the page fault, and then let the
> 'trailer' finish the access, and did some sync up dance and maybe swapped
> positions. Very costly. The Apollo did have a pager." [0]

Aha, so the story was true--it just wasn't about a Sun.  Wikipedia does
confirm that all the 68000-equipped Apollo systems had two CPUs used in
just that configuration.  What a hack!

-- 
Jonathan Patschke
Elgin, TX
USA


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