[Pw_forum] mpirun

[FELIPE VALENCIA]

Ok, I was making a gross mistake! pwscf was compiled using mpif90 wich
comes with the mpich package, and my shell resource scripts were
calling the mpirun from lam !!! So you can disregard my silly previous
questions...

Thanks for your attention,
Felipe

> > > Well, I am little experienced with beowulf... but even so I can understand
> > > I must compile the parallel version of the program in order to run it on
> > > parallel :-))
> > 
> > that's a good starting point :-)) The problem is that what you think you 
> > did may not correspond to what you actually did...
> Yes, I know... but this time I am almost sure about this point. At least I
> am sure I compiled the paralell version of the program, but I am not sure
> if I compiled it in the right way...
> 
> > > I do compile the pararell version of the program.. I can run it in the
> > > localhost
> > 
> > does it print "Parallel version (MPI)" in the first lines of
> > output? have you already run parallel codes on this machine?
> > even a very simple code that just calls mpi_init, prints 
> > something, calls mpi_finalize, will do the job: use it as 
> > an example (main program is PW/pwscf.f90, mpi_init is
> > called in 'startup'). There are as many different mpi installations 
> > as Beowulf machine, and each one behaves differently from all 
> > others, apparently...
> > 
> 
> Yes it  prints "pararell version (MPI)"  . I have run the paralell version
> of cpmd in the same cluster, althought the compilation steps were
> performed by a wiser guy... Anywary, I will take a look at startup.f90
> thanks again,
> Felipe
> 
> > Paolo (not Paulo!) 
> Sorry! I already noticed the mispelling, but it was too late...
> > 
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> 
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