Server room power engineering
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Ken Chase math at velocet.caTue Oct 15 17:16:15 PDT 2002
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On Tue, Oct 15, 2002 at 01:55:38PM -0400, Joseph Mack's all... > "Robert G. Brown" wrote: > > > > Dear Listvolken: > > a few years ago, at the place I worked, all the machines > were behind a UPS and the whole floor went out one day. We found that > the UPS had been setup to drop power to all the downstream > boxes, when its feed died. > > The explanation we got was that it had been > setup that way so we'd know that the power had failed, > otherwise all the machines would be running on the UPS > without any input power and we'd be living with a > false sense of security. How do you get a false sense of security when the klaxons are ringing so loud you cant even hear yourself think? At least thats how ours works. /kc > > Joe > -- > Joseph Mack PhD, Senior Systems Engineer, SAIC contractor > to the National Environmental Supercomputer Center, > mailto:mack.joseph at epa.gov ph# 919-541-0007, RTP, NC, USA > _______________________________________________ > Beowulf mailing list, Beowulf at beowulf.org > To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf -- Ken Chase, math at velocet.ca * Velocet Communications Inc. * Toronto, CANADA
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