[rescue] Cheapest Cray?

[Björn Ramqvist]

Dave McGuire wrote:

>   In some cases, yes.  The machines have backplanes, and CPU & memory
> modules fit into slots.  You can snag those modules (be they boards
> like in the EL or big metal "subchassis" like in the J90) from one
> machine to put 'em in the other.  That's what I did with a J90 that I
> bought a couple of years ago...used it to expand my existing one and
> have some spare power supplies, backplane, and rack components.  I
> don't like buying vendor maintenance contracts. :)

Is your J90 anywhere close to beeing maxed out, and/or are you planning 
on expanding it?
How do they interconnect these "subchassies" in the J90?

/Bjorn