[mpich-discuss] Alternative for -nolocal

Pavan Balaji balaji at mcs.anl.gov
Wed Dec 25 10:55:27 CST 2013

On Dec 24, 2013, at 10:40 AM, Madhawa Bandara <madawa911 at gmail.com> wrote:
> Is there an alternative for the -nolocal option when I execute mpiexec? 

-nolocal is no longer required.  mpiexec takes the list of hosts you want to run the application on.  If you don’t give the local host in that list, it won’t run anything locally.

> What's the difference between mpirun and mpiexec?

None.  Both of them are symbolic links to mpiexec.hydra.

  — Pavan

Pavan Balaji

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