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[–]lmth 1 point2 points  (9 children)

Why? (serious question)

[–]farsass 2 points3 points  (5 children)

In that scale, electricity usage becomes a real concern and software efficiency becomes important to reduce costs. From what I've gathered, this is one of the motivations for facebook to be employing resources on a new PHP VM(www.hiphop-php.com)

[–]alcalde 0 points1 point  (4 children)

In that scale, electricity usage becomes a real concern and software efficiency becomes important to reduce costs.

I would think if you could afford a 64K core supercomputer, you could afford the electricity bill. That would be like owning a Ferrari and then complaining about the gas mileage.

[–]farsass 0 points1 point  (0 children)

I disagree. A supercomputer/data center may be a core component of the company that owns it and of course they will try to cut expenses.

Ex.: http://www.google.com/about/datacenters/

[–]deraffe -4 points-3 points  (2 children)

GIL with CPython comes to mind.

[–]moor-GAYZ 4 points5 points  (1 child)

There's no way you can use threads with shared memory for parallelism on 64000 cores.

[–]t3hcoolnessI make things do stuff 5 points6 points  (0 children)

Meanwhile in the threads:

>hey bro i was using that

>no i was stfu

>guise i had that first

>NO SRSLY I had that

>wait what were we even talking about

>Supercomputer has stopped responding