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Re: [HTCondor-users] Making use of idle time



On Fri, May 30, 2014 at 2:43 PM, Matthew Mulqueen <mmulqueen@xxxxxxx> wrote:

> I've been looking at flocking as a means to achieve this but am not sure it
> can be configured to suit my needs.  If I submit a job to pool #1 and
> request 8 cores but there are only 6 cores available, is there a way to
> configure flocking (or any other HTCondor feature) that will execute the job
> on the 6 available cores in pool #1 and on 2 cores in pool #2?

That depends. Are they MPI jobs? If so, I don't think it's possible.
If they're independent, then yes.

>  Also, should
> a job be submitted to pool #2 while the job from pool #1 is still executing
> on the 2 cores in pool #2, can the pool #2 job preempt the pool #1 job and
> take back those 2 cores.
>
Yes. The specifics would depend on your environment.

-- 
Ben Cotton
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Cycle Computing
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