[Beowulf] Servers Too Hot? Intel Recommends a Luxurious Oil Bath

Lux, Jim (337C) james.p.lux at jpl.nasa.gov
Tue Sep 4 21:29:40 PDT 2012

On 9/4/12 11:54 AM, "Ellis H. Wilson III" <ellis at cse.psu.edu> wrote:

>On 09/04/2012 12:54 PM, Lux, Jim (337C) wrote:
>> Hydrogen is cheaper than He and works even better.  Just make sure you
>>don't have any air leaks in (i.e. keep a bit of positive pressure).  For
>>the "server farm in a container" model, this would work just fine..
>>leaks would just float up into the atmosphere.
>I know we've been taking things to the uber-scale level with this
>conversation, but does anyone have suggestions for small (homebrew
>Beowulf) clusters?  I've considered oil before, but for all the
>capillary concerns voiced in this list have avoided it.  I would
>consider a reasonable gas (NOT hydrogen) if one could be suggested along
>with a feasible way to keep that gas in a small rack or similar
>structure, or an alternative to oil if a nicer one (albeit not as
>efficient) could similarly be suggested.  Perhaps air or piped
>water-cooling is indeed my best bet.

I've thought that some form of spray cooling might work, with a dramatic
reduction in the amount of oil/fluorinert/silicone oil, etc.


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