[mpich-discuss] How to make a non-MPI process to become a MPI process of MPI_COMM_WORLD?

Balaji, Pavan balaji at anl.gov
Sun Jan 25 13:26:21 CST 2015


Using dynamic processes is not supported in MPICH for singleton init.  Can you try running it with mpiexec?

Also, note that you should be using MPI publish/lookup functions instead of writing to a file yourself.

  -- Pavan

> On Jan 25, 2015, at 5:26 AM, haozi <yidanyiji at 163.com> wrote:
> 
> Thanks, Balaji.
> 
> server_port_name.txt is built by the example, not by user.
> 
> 
> At 2015-01-25 19:24:28, "Balaji, Pavan" <balaji at anl.gov> wrote:
> >
> >> On Jan 25, 2015, at 5:04 AM, haozi <yidanyiji at 163.com> wrote:
> >> Hello, Balaji.
> >> 
> >> The example from OpenMPI is attached.
> >
> >server_port_name.txt is missing.
> >
> >--
> >Pavan Balaji  ✉️
> >http://www.mcs.anl.gov/~balaji
> >
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> >discuss mailing list     discuss at mpich.org
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> 
> 
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--
Pavan Balaji  ✉️
http://www.mcs.anl.gov/~balaji

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