Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Open MPI User's mailing list

Subject: Re: [OMPI users] MPI Finalize
From: Gabriele Fatigati (g.fatigati_at_[hidden])
Date: 2008-09-20 04:11:29


Yes,
problem solved. There was opened file. Thanks !

2008/9/20 Tim Mattox <timattox_at_[hidden]>

> This sounds like you have left a file open when using the MPI-2 I/O.
> You need to MPI_File_close() any files you have opened.
>
> On Fri, Sep 19, 2008 at 6:10 PM, Gabriele Fatigati <g.fatigati_at_[hidden]>
> wrote:
> > Hi,
> > i'm developing a C code under OpenMPI 1.2.5 with parallel I/O by MPI-2.
> > I have a strange problem in the MPI_Finalize() routine. The code
> generates
> > message reported below :
> >
> > *** An error occurred in MPI_Barrier
> > *** after MPI was finalized
> > *** MPI_ERRORS_ARE_FATAL (goodbye)
> >
> > In my code, i don't use MPI_Barrier. So, this error is caused by internal
> > MPI_Barrier into MPI_Finalize. I've noted that if i disable MPI-2 I/O
> > routine, application works well. Is there a strange effect of
> MPI_Finalize
> > under MPI2 related MPI_File_open, MPI_File_close, MPI_File_Reat_at
> routines?
> >
> >
> > --
> > Gabriele Fatigati
> >
> > CINECA Systems & Tecnologies Department
> >
> > Supercomputing Group
> >
> > Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy
> >
> > www.cineca.it Tel: +39 051 6171722
> >
> > g.fatigati_at_[hidden]
> >
> > _______________________________________________
> > users mailing list
> > users_at_[hidden]
> > http://www.open-mpi.org/mailman/listinfo.cgi/users
>
> --
> Tim Mattox, Ph.D. - http://homepage.mac.com/tmattox/
> tmattox_at_[hidden] || timattox_at_[hidden]
> I'm a bright... http://www.the-brights.net/
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>

-- 
Gabriele Fatigati
CINECA Systems & Tecnologies Department
Supercomputing Group
Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy
www.cineca.it Tel: +39 051 6171722
g.fatigati_at_[hidden]