On the other end of the scale is how you intentionally destroy your
data in a hurry in a DC.

"DEF CON 23 - Zoz - And That's How I Lost My Other Eye...Explorations
in Data Destruction (Fixed)
https://www.youtube.com/watch?v=-bpX8YvNg6Y




On Fri, 14 Dec 2018 at 05:02, Bevan Slattery <be...@slattery.net.au> wrote:
>
> It’s pretty much all been said.
>
> Halon (long gone).  Reaction sucks oxygen out of air.
> FM200 (safe but being phased out).  Heard it can leave a residue despite the 
> brochure saying not.
> Inergen  more common (and others like it).  Fundamentally mostly nitrogen 
> that drops oxygen below 15% and drops temperature.  These are two components 
> of a fire (heat, fuel and oxygen).  People can operate comfortably below 15% 
> oxygen.  In fact at 10% you can still function more than enough to pick up 
> your gear and leave the room.
>
> I did quite a bit of research on reduced oxygen environments (hypoxic) which 
> is used on (Firepass etc.) http://www.firepass.com/oxygen-reduction-fire
>
> Obviously dry pipe is used a lot. The issues with gas suppression today are 
> more around noise (and vibration) and temp drop and they relate to spinning 
> disks and circuit boards, more than people.
>
> The issues around dry pipe is, well when it goes off, it’s not very dry and 
> water/equipment certainly doesn’t mix.
>
> Cheers
>
> B
>
> ________________________________
> From: AusNOG <ausnog-boun...@lists.ausnog.net> on behalf of Paul Wilkins 
> <paulwilkins...@gmail.com>
> Sent: Wednesday, December 12, 2018 3:53 pm
> To: AusNOG@lists.ausnog.net
> Subject: [AusNOG] [AUSNog] : Re Data Centre Fire Suppression Safety
>
> Every data centre has a fire suppression system. We're not used to thinking 
> of this as a hazardous environment, but consequent totwo techs being found 
> dead working on a fire suppression system in Antarctica, I find myself 
> wondering yet again, why there aren't more stringent controls around the fire 
> suppression systems in data centres: viz - when you enter a data centre, how 
> confident can you be you're not going to be quietly asphyxiated?
>
> Kind regards
>
> Paul Wilkins
>
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