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Subject: Re: [OMPI users] how to SPMD on openmpi
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2009-10-01 08:13:42


Open MPI is a compliant MPI-2.1 implementation, meaning that your MPI
applications are source compatible with other MPI 2.1
implementations. In short: use MPI_Send and all the other MPI_*
functions that you're used to.

On Oct 1, 2009, at 6:36 AM, ankur pachauri wrote:

> hi vipin,
>
> thanks for the answer but one thing more, do openmpi had bit
> different library functions than mpi or it's usage is different
> (such as i'll have to use ompi_** insted of mpi_** functions)
>
>
> thanks in advance
>
> On Thu, Oct 1, 2009 at 2:53 PM, vipin kumar <vipinkumar41_at_[hidden]>
> wrote:
> Hi Ankur,
>
> try this command,
>
> $ mpirun -np 2 -host firstHostIp,secondHostIp a.out
>
> for details read manual page for "mpirun".
>
> $ man mpirun
>
>
> Regards,
>
>
> On Wed, Sep 30, 2009 at 3:22 PM, ankur pachauri <ankurpachauri_at_[hidden]
> > wrote:
> Dear all,
>
> I have been able to install open mpi on two independent machines
> having FC 10. The simple hello world programms are running fine on
> the independent machines....But can any one pls help me by letting
> me know how to connect the two machines and run a common program
> between the two....how do we a do a lamboot -v lamhosts in case of
> openmpi?
> How do we get the open mpi running on the two computers
> simultaneously and excute a common program on the two machines.
>
> Thanks in advance
>
> --
> Ankur Pachauri.
> 09927590910
>
> Research Scholar,
> software engineering.
> Department of Mathematics
> Dayalbagh Educational Institute
> Dayalbagh,
> AGRA
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>
>
> --
> Vipin K.
> Research Engineer,
> C-DOTB, India
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>
>
> --
> Ankur Pachauri.
> 09927590910
>
> Research Scholar,
> software engineering.
> Department of Mathematics
> Dayalbagh Educational Institute
> Dayalbagh,
> AGRA
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users

-- 
Jeff Squyres
jsquyres_at_[hidden]