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Subject: Re: [OMPI users] FW: hanging after many comm create/destroy's
From: Lippert, Ross (Ross.Lippert_at_[hidden])
Date: 2009-05-20 11:22:56


OK. I'll check back again when 1.3.3 comes out. Thanks.

-r

-----Original Message-----
From: users-bounces_at_[hidden] [mailto:users-bounces_at_[hidden]] On
Behalf Of Edgar Gabriel
Sent: Wednesday, May 20, 2009 11:16 AM
To: Open MPI Users
Subject: Re: [OMPI users] FW: hanging after many comm create/destroy's

I am 99.99% sure that this bug has been fixed in the current trunk and
will be available in the upcoming 1.3.3 release...

Thanks
Edgar

Lippert, Ross wrote:
>
>
> The attached program prints hangs at after printing "Iteration 65524".
> It does not appear to me that it should. Removal of the barrier call
or
> changing the barrier call to use MPI_COMM_WORLD does get rid of the
> hang, so I believe this program is a minimal representation of a bug.
>
> I have attached the output of ompi_info --all as well. I do not have
> access to the config.log.
>
> The command to compile was
>
> mpicc mpibug.c
>
> The command to run was
>
> orterun --np 8 --mca btl tcp,self -- ./a.out
>
>
> -r
>
>
>
------------------------------------------------------------------------
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users

-- 
Edgar Gabriel
Assistant Professor
Parallel Software Technologies Lab      http://pstl.cs.uh.edu
Department of Computer Science          University of Houston
Philip G. Hoffman Hall, Room 524        Houston, TX-77204, USA
Tel: +1 (713) 743-3857                  Fax: +1 (713) 743-3335
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