> On 2018, Jun 6, at 9:13 PM, Chris Samuel <ch...@csamuel.org> wrote: > > On Thursday, 7 June 2018 12:34:54 AM AEST Prentice Bisbal wrote: > >> Has anybody seen any more details on how the cooling actually occurs withing >> the capsule? > > There's a bit more here: > > https://datacenterfrontier.com/the-watery-edge-microsoft-deploys-undersea-servers-in-scotland/ > > # A key change from the prototype was in the cooling system, where Naval Group > # adapted a heat-exchange process commonly used for cooling submarines, > # piping seawater directly through the radiators on the back of each of the 12 > # server racks and back out into the ocean. > > So water cooled doors, but presumably hardened against the corrosive > properties of sea water? > >> What is interesting is that these servers are all equipped with FPGAs: > > Going after the bitcoin crowd perhaps?
Microsoft has been interested in FPGAs for datacenters for years. The work is quite interesting and a review link is https://queue.acm.org/detail.cfm?id=3231573 <https://queue.acm.org/detail.cfm?id=3231573> They use it for search acceleration, among other things. Other purposes i’ve heard about include a place to keep customer crypto keys inaccessible to the service operator, and yes, making the hardware available to customers. > > cheers, > Chris > -- > Chris Samuel : http://www.csamuel.org/ : Melbourne, VIC > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf
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