[mpich-discuss] MPICH2 problem

[Grzegorz Dwornicki]

Thx you both for such fast reply. Ill try your advices on wednesday and
report results.
Gregory.

2010/7/19 Dave Goodell <goodell at mcs.anl.gov>

> On Jul 19, 2010, at 11:51 AM CDT, Grzegorz Dwornicki wrote:
>
> > If im writing double message on list pls let me know.
> >
> > Im writing a graduating paper on my university about MPICH and im having
> some trouble launching programs. For example I need to run perfomance tests
> on cluster, to determine it max. potencial. To do this Im using hpl linpack
> from http://www.netlib.org/benchmark/hpl/. Compilation goes without any
> errors but when I type f.e:
> >
> > mpirun -np 4 ./xhpl
> >
> > Im getting output like this:
> > 0 - <NO ERROR MESSAGE> : Could not convert index 1140850688 into a
> pointer
> > The index may be an incorrect argument.
>
> You have somehow mixed MPICH2's mpi.h or mpif.h headers  with the library
> from MPICH:
>
> % perl -e 'printf("%#x\n",1140850688);'
> 0x44000000
> % grep 0x44000000 mpi.h
> #define MPI_COMM_WORLD ((MPI_Comm)0x44000000)
>
> As Pavan suggested, uninstall MPICH and make sure that MPICH2 is fully
> installed.  Also, make sure that you recompile your application once the
> MPICH installation is removed.  Make sure to use the compiler wrappers
> provided by MPICH2 (mpicc, mpif90, etc) when building your application.
>
> -Dave
>
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