[Beowulf] Emergency Power Off

[Jim Lux]

At 01:04 PM 3/18/2007, Robert G. Brown wrote:
>On Sun, 18 Mar 2007, Jim Lux wrote:
>
>>And, that white paper from APC (which, by the way, has a revised 
>>version for 2005 that talks more about the risks of deliberate 
>>EPOing as sabotage) is pretty short on practical details, while 
>>it's great at showing drawings of buttons.
>
>"deliberate EPOing as sabotage"?  Oh, yeah.  That's way up there in my
>risk catalogue.  Solution -- lock server room door, fire any employee
>idiotic enough to kill the datacenter deliberately without cause.  This
>is in a code discussion?

Why yes... basically same paper as you referenced but now titled:
"understanding EPO and its downtime risks"

http://www.apcmedia.com/salestools/ASTE-5T3TTT_R2_EN.pdf



>Sigh.

Very much indeed.


>    rgb
>
>--
>Robert G. Brown                        http://www.phy.duke.edu/~rgb/
>Duke University Dept. of Physics, Box 90305
>Durham, N.C. 27708-0305
>Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb at phy.duke.edu
>

James Lux, P.E.
Spacecraft Radio Frequency Subsystems Group
Flight Communications Systems Section
Jet Propulsion Laboratory, Mail Stop 161-213
4800 Oak Grove Drive
Pasadena CA 91109
tel: (818)354-2075
fax: (818)393-6875