Thank you very much for your very fast answer, Jeff.
Everything seems to be ok right now. I already did that, but I didn't
restart LAM (lamboot) properly (using a file to specify the nodes to
be used).
On 7/20/07, Jeff Squyres <jsquyres_at_[hidden]> wrote:
> Try running "lamclean" -- if your MPI application seg faults, shared
> memory allocations may still be left around. lamclean (or lamhalt /
> lamboot) should clear them out.
>
>
> On Jul 20, 2007, at 8:12 AM, Miguel Ángel González Gisbert wrote:
>
> > Hi all,
> >
> > I am currently developping a paralell application with LAM/MPI and
> > everything used to be fine. However, since yesterday I cannot work any
> > more with the system.
> >
> > I tried to isolate the problem so I tried to check if MPI works with a
> > simple paralell "Hello world!". I'm getting the following error:
> >
> > magonzalez_at_baobab:~/StageVerano/MultMatrices/MPI/Ver1$ mpirun -np
> > 3 ./hello
> > ----------------------------------------------------------------------
> > -------
> > The selected RPI failed to initialize during MPI_INIT. This is a
> > fatal error; I must abort.
> >
> > This occurred on host n2 (n1).
> > The PID of failed process was 12909 (MPI_COMM_WORLD rank: 2)
> >
> > I also tried with only 2 cluster nodes and there's is no problem
> > but... there isn't any output! (before THERE WAS an output):
> >
> > magonzalez_at_baobab:~/StageVerano/MultMatrices/MPI/Ver1$ mpirun -np
> > 2 ./hello
> > magonzalez_at_baobab:~/StageVerano/MultMatrices/MPI/Ver1$
> >
> > I have searched the answer for my problem into the list and the
> > Internet but I found no satisfactory solutions.
> >
> > I will thank any help :),
> >
> > Miguel Ángel González Gisbert
> > FACULTAD DE INFORMÁTICA
> > UNIVERSIDAD POLITÉCNICA DE MADRID
> >
> > _______________________________________________
> > This list is archived at http://www.lam-mpi.org/MailArchives/lam/
>
>
> --
> Jeff Squyres
> Cisco Systems
>
>
> _______________________________________________
> This list is archived at http://www.lam-mpi.org/MailArchives/lam/
>
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