[GE users] MPICH basics

Ron Chen ron_chen_123 at yahoo.com
Tue May 18 02:19:54 BST 2004


--- Eric Bonnet <eric.bonnet at psb.ugent.be> wrote:
> - Can a node be used both for batch / MPI job usage?

Yes, the queue type by default is "BIP" -- batch,
interactive, and parallel.

> - Does the MPI system takes also into account the 5
> jobs/user limit ?

I think so, the scheduler counts jobs, not CPU. But
not 100% sure!

Why don't you try to configure a few PEs and play with
them yourself?

 -Ron

> For example, if a user is requesting 5 slots for his
> MPI job, is it 
> equivalent to the 5 jobs per user limit or does it
> count only for 1, the 
> master process ?
> 
> Thanks a lot,
> 
> Eric
> 
> 
> 
>
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