[Beowulf] Roadrunner shutdown

[Douglas Eadline]

--snip--
> I suspect it's a combination of factors..  power consumption is one, age
> is another.  At a certain point, you start having maintenance issues
> (Prentice's  #5 (and maybe the half dozen people who really understand how
> box A works are now working on box B, Prentice's #3, below), and it's time
> to start over.

In a similar vain, I would guess that another straw on the back of Road
Runner is the fact that it is a unique design with no next generation
or upgrade path.

I also know that I/O rates are an important design requirement
for these machines that, of course, is not addressed by HPL rank
(but makes for good news stories).

--
Doug

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