[padb] Réf. : Re: Patch of support of Slurm + Openmpi Orte manager

Ashley Pittman ashley at pittman.co.uk
Wed Dec 2 11:40:06 GMT 2009


On Wed, 2009-12-02 at 09:49 +0100, Sylvain Jeaugey wrote:
> On Tue, 1 Dec 2009, Ashley Pittman wrote:
> 
> >>> What happens if you run salloc... srun?  Does this work with the
> >>> existing support and how should users know which resource manager
> >> plugin
> >>> to pick (Ideally padb could do the right thing).
> >>
> >> You mean salloc ... srun ...mpirun  prog ?
> >> That's what I have experimented:
> >
> > I was thinking salloc...srun with say a MPICH2 program.  Does that work
> > with the existing slurm support?  How would we document for users which
> > resource manager (or mode) to use in this case?
> srun inside salloc is just the same as a simple srun. For the record, we 
> also use srun directly with Open MPI programs (still beta, but works). And 
> padb works fine with the existing slurm support as it would with an 
> MPICH2 program.

Ok, that's what I thought.  It's good news that it just works but also
means it's probably not possible to detect from slurm what type of job
is running, weather you need the existing code on the new code.

Ashley,

-- 

Ashley Pittman, Bath, UK.

Padb - A parallel job inspection tool for cluster computing
http://padb.pittman.org.uk





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