[Mauiusers] nodeallocationpolicy

Greenseid, Joseph M. Joseph.Greenseid at ngc.com
Mon Sep 8 09:09:43 MDT 2008


wait, you want 16 CPU, divided evenly over 4 nodes, is that right?
 
--Joe

________________________________

From: mauiusers-bounces at supercluster.org on behalf of A.Th.C. Hulst
Sent: Mon 9/8/2008 7:41 AM
To: mauiusers at supercluster.org
Subject: Re: [Mauiusers] nodeallocationpolicy



Ah, sorry, I've found it. With moab one can request nodes=4:tpn=4, which does
what I expect. I'll need moab if I want to try this.

Thanks

On Monday 08 September 2008 13:22:46 A.Th.C. Hulst wrote:
> #PBS -l nodes=4:ppn=4
> lamboot
> mpiexec hello_mpi
> lamhalt
>
> What happens is that the job is run on two nodes, each node running two
> chunks of 4 "cpus" (which are actually cores). That is not really
> desirable. I would like to divide the job over 4 nodes.
>
> My initial guess was that I could control node allocation with the
> nodeallocationpolicy parameter, but I fail to get it working.
>
> Does anyone have any experience with a similar issue? Is it possible?
>
> Best regards,
> Sander
>
> _______________________________________________
> mauiusers mailing list
> mauiusers at supercluster.org
> http://www.supercluster.org/mailman/listinfo/mauiusers



_______________________________________________
mauiusers mailing list
mauiusers at supercluster.org
http://www.supercluster.org/mailman/listinfo/mauiusers


-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.supercluster.org/pipermail/mauiusers/attachments/20080908/a4bb54d3/attachment.html


More information about the mauiusers mailing list