Yes, that's right. It will launch a singleton, and then add slaves as
required. Thank you.
Damien
On 24/02/2010 6:17 PM, Ralph Castain wrote:
Let me see if I understand your question. You want to launch an initial MPI code using
mpirun or as a singleton. This code will then determine
Let me see if I understand your question. You want to launch an initial MPI
code using mpirun or as a singleton. This code will then determine available
resources and use MPI_Comm_spawn to launch the "real" MPI job.
Correct?
If so, then yes - you can do that. When you do the comm_spawn, you
Hi all,
Does OpenMPI support dynamic process management without launching
through mpirun or mpiexec? I need to use some MPI code in a
shared-memory environment where I don't know the resources in advance.
Damien