Hi Ralph, Reuti,


I've just observed the same issue without specifying -np.

Please find attached the ps -elfax output from the computing nodes and some sge related information.







-----Original message-----
From: Ralph Castain <rhc@open-mpi.org>
Sent: Wed 04-11-2012 02:25 pm
Subject: Re: [OMPI users] sge tight integration leads to bad allocation
To: Open MPI Users <users@open-mpi.org>;

On Apr 11, 2012, at 6:20 AM, Reuti wrote:

> Am 11.04.2012 um 04:26 schrieb Ralph Castain:
>> Hi Reuti
>> Can you replicate this problem on your machine? Can you try it with 1.5?
> No. It's also working fine in 1.5.5 in some tests. I even forced an uneven distribution by limiting the slots setting for some machines in the queue configuration.

Thanks - that confirms what I've been able to test. It sounds like it is something in Eloi's setup, but I can't fathom what it would be - the allocations all look acceptable.

I'm stumped. :-(