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Subject: Re: [OMPI users] lammps MD code fails with Open MPI 1.3
From: Nysal Jan (jnysal_at_[hidden])
Date: 2009-02-20 00:46:29


It could be the same bug reported here
http://www.open-mpi.org/community/lists/users/2009/02/8010.php

Can you try a recent snapshot of 1.3.1
(http://www.open-mpi.org/nightly/v1.3/) to verify if this has been fixed

--Nysal

On Thu, 2009-02-19 at 16:09 -0600, Jeff Pummill wrote:
> I built a fresh version of lammps v29Jan09 against Open MPI 1.3 which
> in turn was built with Gnu compilers v4.2.4 on an Ubuntu 8.04 x86_64
> box. This Open MPI build was able to generate usable binaries such as
> XHPL and NPB, but the lammps binary it generated was not usable.
>
> I tried it with a couple of different versions of the lammps source,
> but to no avail. No errors during the builds and a binary was created,
> but when executing the job it quickly exits with no messages other
> than:
>
> jpummil_at_stealth:~$ mpirun -np 4 -hostfile
> hosts /home/jpummil/lmp_Stealth-OMPI < in.testbench_small
> LAMMPS (22 Jan 2008)
>
> Interestingly, I downloaded Open MPI 1.2.8, built it with the same
> configure options I had used with 1.3, and it worked.
>
> I'm getting by fine with 1.2.8. I just wanted to file a possible bug
> report on 1.3 and see if others have seen this behavior.
>
> Cheers!
>
> --
> Jeff F. Pummill
> Senior Linux Cluster Administrator
> TeraGrid Campus Champion - UofA
> University of Arkansas
>
>
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