[GE users] Comparison of MPI Job Runtimes with and without SGE

Ron Chen ron_chen_123 at yahoo.com
Thu Aug 12 01:29:33 BST 2004


Yes, process priority can play a role here.

To turn off dynamic reprioritization, see Andy's
email:
http://gridengine.sunsource.net/servlets/ReadMsg?msgId=12463&listName=users

 -Ron

--- Waseem Ahmad <Waseem.Ahmad.1 at Sun.COM> wrote:
> For a job that takes aroun 100 seconds on a single
> processor, the 
> difference varies from 2 seconds to 14 second while
> tightly integrated 
> version consistently outperform plain mpi job.
> I have yet to experiment with setting the job
> priorities in SGE but 
> since the cluster is idle before the job is
> submitted, it should not 
> account for as big a difference as 2-14 seconds.
> what do you say?
> 
> -waseem



		
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