nanog mailing list archives

Re: Hot weather and power outages continue


From: Sean Donelan <sean () donelan com>
Date: Mon, 24 Jul 2006 08:26:34 -0400 (EDT)


On Mon, 24 Jul 2006, Richard A Steenbergen wrote:
I'm surprised nobody said anything about the (apparently regional) utility
outage in NoVA on Saturday.

There have been several around the country.  Secaucus, NJ, various
cities near Los Angeles and the SF Bay Area, not to mention the power
quality goes to hell when the grid gets very hot.  I've been a bit
surprised we haven't heard about more equipment failures.

Equinix Ashburn was running on generator for
several hours, but apparently the SAVVIS facility down the road a few
miles in Sterling (old Exodus facility) didn't fare so well. The latest
story I heard was that they lost 14 out of 16 chillers and customers had
to send techs in in shifts because it reached over 130F inside.

I've always been a fan of being able to force 100% economizer and chiller
loop bypass emergency operation; it won't keep you "cool" but will help
keep your data center from turning into an Easy-Bake Oven(tm). But that
failure operating mode is rarely part of the standard HVAC programming.
You are probably still going to need to replace some toasted disks
and chips afterwards.  There is a reason why NEBS equipment costs more.

Come on Sean, this "very few disruptions" stuff is below your usual
standards. The least you can do to help us pass the time in this damn heat
is to recount a few good stories about routers you could scramble eggs on.
:)

I remember back in the old days, when all we had were AGS+ routers in
wiring closets without any air conditioning .... We had to carry them
uphill, both ways.


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