[mpich-discuss] Run MPICH without mpiexec

[Kenneth Raffenetti]

MPICH supports these dynamic process features. Can you tell us more 
information about your version of MPICH and provide a small example code 
that can reproduce the error you are getting?

On 04/10/2014 01:00 PM, Jackey Yan wrote:
> Hi everyone,
>
> In MPICH, do I have to use mpiexec in the command line, in order to
> launch a MPI run?
>
> I know that in MPI-2 standard, it supports the “dynamic process”
> feature, i.e., dynamically generate/spawn processes from existing
> singleton process.
>
> So it is not required to use mpiexec/mpirun in the command line, in
> order to launch a singleton MPI.
>
> But, I tried to run without mpiexec in MPICH, but it error out when
> parsing the arguments in Hydra…
>
> Thanks,
>
> Jackey
>
> 	
>
>
>
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