nanog mailing list archives

Re: HE.net, Fremont-2 outage?


From: Scott Howard <scott () doc net au>
Date: Wed, 4 Nov 2009 14:20:16 -0800

On Wed, Nov 4, 2009 at 2:08 PM, Raphael Carrier
<raphael.carrier () gmail com>wrote:

Agreed batteries are unreliable, an alternative to battery based UPS
are flywheel energy storage devices, they come either as an integrated
solution with the diesel generator (i think cat offers such a package)


Yup, just ask 365 Main how reliable they are -
http://365main.com/status_update.html

I'm not saying that battery-based UPS's are better, but no matter what type
of system you look at you're going to find failures.

  Scott


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