[geeks] Re: HP's squandering
Gavin Hubbard
ghub005 at xtra.co.nz
Mon Jan 13 12:37:44 CST 2003
<<
and these 9000's are built like tanks.
The arch of the V is so nice... and you can tie 4 of them together via
gate arrays. They are the precursor to the beautiful Superdome
machines.
Andrew
>>
>From an architectural point of view, the V-class systems are pretty interesting - especially that impressive non-blocking Exemplar switching backplane that they used (an awful lot of ASICs :-).
However HP didn't actually design the V-class architecture - they bought a company (whose name I've forgotten) to get the design. This is why the V-class doesn't really fit neatly into the HP 9000 range, they only ever saw it as a bridge between the T-class and Superdome.
>From a performance point of view they aren't that great anymore. A single well-configured N-class will blow even a V2500/V2600 out of the water using 1/4 of the processors, ~1/30 of the chassis size, and a lot less electrical power. Though the V-class can be extended using SCA or Hyperplex i.e. a single Unix image over multiple V-class systems.
However the N-class can't compare to the sound of a V-class booting up. It sounds a bit like a jet taking off. We-re talking a floor rattling system.
Regards,
Gavin
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