[Swift-devel] limiting simultaneous jobs using the local provider.

Mihael Hategan hategan at mcs.anl.gov
Fri May 4 09:04:44 CDT 2007


On Fri, 2007-05-04 at 07:58 -0500, Veronika V. Nefedova wrote:
> You can limit it with:
>                  <property name="jobThrottle" value="1"/>

Right. That one above limits the jobs for a site based on its score.
It's supposed to provide load balancing with multiple sites, so it's
likely not what you want.

> <property name="maxSimultaneousJobs" value="1"/>

That on the other hand enforces a hard limit on the number of total
concurrent jobs.

> 
> in scheduler.xml
> 
> Nika
> 
> At 05:06 AM 5/4/2007, Ben Clifford wrote:
> 
> >Is there a way to limit the number of jobs that will be executing
> >simultaneously with the local provider? (or perhaps with swift as a
> >whole?)
> >
> >There are a few throttle parameters in the configuration file but I find
> >them slightly confusing, and setting them all to 1 appears to not have the
> >effect I want - I think I understand them to limit the number of jobs that
> >will be in a particular internal gram 'in process of being submitted'
> >state, rather than the total number of actually executing jobs.
> >
> >My immediate motivation for this is because the fmri workflow (which runs
> >up to the incredible number of four cpu intensive executables
> >simultaneously) pretty much kills my laptop for other purposes whilst its
> >running. I'd much rather be able to limit it to one (or perhaps two).
> >
> >--
> >_______________________________________________
> >Swift-devel mailing list
> >Swift-devel at ci.uchicago.edu
> >http://mail.ci.uchicago.edu/mailman/listinfo/swift-devel
> 
> 
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