[cluster-l] best way to use Kill-A-Watt?

Tim Skirvin tskirvin at killfile.org
Wed Jun 20 15:56:51 CDT 2007


"Christopher D. Clausen" <cclausen at uiuc.edu> writes:

> As suggested at the workshop, I've purchased a Kill-A-Watt meter 
> (newegg.com sells them cheaper than thinkgeek.com)  What is the best way 
> to get an acurate reading?  And which numbers should I be concerned 
> with?  The VA number?

        The VA number is probably your best bet, yes. 

> Is it best to take a reading over a period of hours? minutes? 
        
        You're probably looking for a 'peak' usage, so a short time period
should be fine.

> What can I run to ensure that the CPU is running at full load?

        'cpuburn' is a good choice.  

                            - Tim Skirvin (tskirvin at ks.uiuc.edu)
-- 
   Theoretical and Computational    http://www.ks.uiuc.edu/~tskirvin/
Biophysics, Beckman Institute, UIUC    Senior Systems Administrator


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