[Techtalk] going green

Maria McKinley maria at shadlen.org
Thu Jul 1 06:56:47 UTC 2010

Lana Brindley wrote:
> On 07/01/2010 07:59 AM, Maria McKinley wrote:
>> I am getting pressure from my boss to make our servers/computers "more
>> green", but am at a bit of a loss as to what to do. Not even sure if
>> this is something to tackle in software or hardware. It seems what I
>> want, at least for the cluster, is something that keeps track of demand,
>> and turns on or wakes up computers when more processing power is needed,
>> but not sure how to implement something like this. Currently, people
>> look on a web page to see which computers are being used the least, and
>> then log onto those computers to do computations. But, to make the other
>> scenario work, would need some central place to log on, and then have
>> the computer decide where to send the process, and whether to "wake up"
>> a computer. Any ideas or experience with this sort of stuff out there?
>> thanks,
>> maria
> Hi Maria,
> In terms of scheduling jobs to run on under-utilised systems, you could 
> do worse than a grid setup. Something like this:
> http://www.redhat.com/mrg/grid/
> (In the interests of full disclosure, I quite literally wrote the book 
> on MRG Grid: 
> http://www.redhat.com/docs/en-US/Red_Hat_Enterprise_MRG/1.2/html/Grid_User_Guide/index.html) 
> L

Wow, that's very cool, thanks. Is the condor stuff in the MRG Grid the 
same as the condor stuff from University of Wisconsin? I've heard good 
things about it. Not sure I'm ready to switch back to Redhat, though. 
Looking at several resource managers/grid sorts of solutions right now, 
including condor.


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