[Techtalk] going green

Lana Brindley lbrindle at redhat.com
Wed Jun 30 22:39:40 UTC 2010

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:

(In the interests of full disclosure, I quite literally wrote the book 
on MRG Grid: 


Lana Brindley
Content Author II
Engineering Content Services
+61 7 3514 8178 - ext (85) 88178
RHEL5 RHCT: 605008757717273

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