Re: Why did all three Space Station computers fail at once?

[Florian Weimer <fw () deneb enyo de>]

* Richard M. Smith:

> http://www.cnn.com/2007/TECH/space/06/14/space.shuttle.ap/index.html
>
> HOUSTON, Texas (AP) -- Russian computers that control the international
> space station's orientation and supply of oxygen and water have failed,
> potentially extending the space shuttle's mission -- or cutting it short.

It's been reported that the culprit are computers made by DASA Bremen
(for some values of "made", presumably).

<http://www.esa.int/esapub/bulletin/bullet93/TAYLOR.pdf>

Sabotage is unlikely.  Parallel failure smells like a software bug.
I would be surprised if they had software redundancy.
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