compiling PETSC with mvapich

[Matthew Knepley]

On 6/28/07, Randall Mackie <randy at geosystem.us> wrote:
> I am trying to build PETSC with mvapich, and in the configure step, I am getting the message
>
> *********************************************************************************
>                      UNABLE to EXECUTE BINARIES for config/configure.py
> ---------------------------------------------------------------------------------------
> Cannot run executables created with C. It is likely that you will need to configure using --with-batch which allows
> configuration without interactive sessions.
>
>
>
> So if I add the --with-batch, and then --with-mpi-shared=1, then I get the following messages:
>
> =================================================================================
>      Since your compute nodes require use of a batch system or mpiexec you must:
>   1) Submit ./conftest to 1 processor of your batch system or system you are
>      cross-compiling for; this will generate the file reconfigure.py
>   2) Run ./reconfigure.py (to complete the configure process).
> =================================================================================
>
>
> However, using mvapich requires at least 2 processors, so I appear to be stuck.

Wow, that sounds like a really broken way to operate. However, running on two
processors might be alright, depending on whether the file system is
shared. Each
process will open 'reconfigure.py'. If they do not overwrite each
other, you are fine.
Are you sure things cnanot be run on 1 proc?

  Thanks,

   Matt

> Any advice?
>
> Thanks, Randy
>
>
> --
> Randall Mackie
> GSY-USA, Inc.
> PMB# 643
> 2261 Market St.,
> San Francisco, CA 94114-1600
> Tel (415) 469-8649
> Fax (415) 469-5044
>
> California Registered Geophysicist
> License No. GP 1034
>
>


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