Michael K. Smith - Adhost wrote: > > We are in Seattle and use an air-exchanger system that relies on outside > air as much as possible, and then blends in chilled water as necessary > up to 100% chilled. It's fairly common here because of the nature of > our climate, and the psychrometric scale > (http://en.wikipedia.org/wiki/Psychrometrics) is favorable for us. > > We've also looked at increasing our data center temps from 68F/20C to > closer to 78F/25.56C (hi Gert), but our marketing folks have been the > most resistant because of the prevailing expectation that colder is > better. There is some good research and testing being done by > Microsoft, Intel and Google in this arena, but I don't think enough has > been published yet to give that calming feeling to the marketing folks. > I would imagine, however, that we will see increasing data center > temperatures more and more in the coming years. >
Cooler temperatures can give you some headroom in the event of a malfunction or hiccup that results in cooling capacity reduction. That may or may not be an issue depending on your location. I don't have the article handy, but I recall Google mentioning that they can just "turn off" and redistribute load to other datacenters if one gets too hot. ~Seth _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
