Richard wrote:
It turns out all this SGI gear is coming from Boeing.
That means the
Onyx 2 Reality Monster is likely to have a nice multi-head
configuration :-). Woo hoo!
So my question is... why is this Onyx and Challenge pictured in a
double-high cabinet?
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Usually when I see a Challenge or Onyx in a photo I see a cabinet that
is half the height of these and that includes space for all the boards
and drives. So what would you need the extra cabinet space for? More
boards and drives or just more drives?
Very nice! I've had 2 Onyx and a Challenge in the past and they are
splendid machines, especially when fully populated with R10K processors
and IR :-)
The top half has card cages at the front and back. Front cage has memory
& power cards, back has CPU, memory, 3 VME slots and IR graphics on the
Onyx machines. Both these card cages share a common back plane.
The bottom half has 2 or 3 power supplies at the front and an optional
card cage at the back which is used for additional IR pipes. In the
middle at the front is the control panel which hinges out and behind
this is a disk cage with space for about 12 drives IIRC.
The back plane in the Challenge doesn't have the slots for IR cards so
is processor, memory and I/O only.
The very top has 2 huge extractor fans under the top grille.
The 3 power supply model is 3 phase only AFAIK.
James
http://www.machineroom.info