[Beowulf] 96 cores in silent and small enclosure

Eugen Leitl eugen at leitl.org
Mon Apr 19 10:27:32 EDT 2010


On Fri, Apr 16, 2010 at 08:06:38PM -0500, Gerry Creager wrote:

> I'll echo the 2x factoring with 10 deg temperature rise. And, I hear, al 
> the time, from bean counters and room monitors, how we should run our 
> machine rooms hotter. I've got 2 with ambient setpoints at 80F right 

Does anyone here have nonanecdotal data on (Intel X-25M G2) SSD populations, 
especially at slightly elevated temperatures?

> now, and we see, in our 300 node cluster, an average of one DIMM and one 
> hard drive/week. It's a real good thing the hardware's all still under 
> maintenance, else we'd be out of systems already.  Over the winter, when 
> building thermal sink was lower, we also saw fewer failures.


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Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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