Very cool!!

John Rodgers
Clayartist and Moldmaker
88'GL VW Bus Driver
Chelsea, AL
Http://www.moldhaus.com

On 4/16/2010 7:27 PM, Rowan Tipton wrote:
> I've gotta brag a bit - we (I play with computers here at the
> University of Tennessee and we manage ORNL) not only run the fastest
> computer in the world we also have Kraken which is the fastest
> University owned computer in the world and the third fastest overall.
> Jaguar and Kraken sit across the hall from each other.
>
> r
>
> On Apr 16, 2010, at 8:03 PM, John Rodgers wrote:
>
>> Interesting article. It prompted me to look up Cray, Inc.
>>
>> From Wikipedia>>>>
>>
>> >>>As of November 2009^[update]
>> <http://en.wikipedia.org/w/index.php?title=Cray&action=edit> , the
>> largest computer system Cray has delivered is the XT5 system at .^
>> <http://en.wikipedia.org/wiki/Cray#cite_note-nccs-jaguar-4>   National
>> Center for Computational Sciences at Oak Ridge National Laboratories.
>> This system, with over 224,000 processing cores, is dubbed "Jaguar"
>> and
>> is the fastest computer in the world as measured by the LIN PACK
>> benchmark  with the speed of 1.75 petaflops.^
>> <http://en.wikipedia.org/wiki/Cray#cite_note-cnet-jaguar-6> It is also
>> the fastest system available for open science and the first system to
>> exceed a petaflops sustained performance on a 64-bit scientific
>> application.<<<
>>
>> "Pedaflop" - One quadrillion floating point operations per second.
>> 1,000,000,000,000,000/sec
>>
>> John Rodgers
>> Clayartist and Moldmaker
>> 88'GL VW Bus Driver
>> Chelsea, AL
>> Http://www.moldhaus.com
>>
>>
>> On 4/16/2010 5:20 PM, Peter DiFalco wrote:
>>> http://www.livescience.com/technology/Water-Cooled-Supercomputers-Internet-100415.html
>>>
>>>
>>> FTA: "Since water and electronics don't mix, the coolant water in
>>> Aquasar
>>> does not ever directly touch the silicon computer chips themselves.
>>> If a
>>> leak should occur, internal sensors would shut the machine down
>>> before
>>> causing a short circuit."
>>>
>>> Hey, I wonder why they don't just let it set off a buzzer and make
>>> white
>>> smoke...
>>>
>>> "The tubes interspersed in Aquasar will link back to the primary
>>> water
>>> transportation network where some of the collected heat will then be
>>> passively released back into the heating system of ETH Zurich."
>>>
>>> ....Which implies that the building's occupants will need to wear
>>> their
>>> earmuffs and overcoats until the programmers have had a chance to
>>> drive the
>>> supercomputer around the block for half an hour.
>>>
>>> The real question is whether they'll still have toasty feet even
>>> while the
>>> air conditioning's on in the summer.
>>>
>>> Happy Friday!
>>>
>>>
>>>
>
> I remain, as always
> YrLyl&ObdntSrvnt,
>
> r
>
>