One can control the nodes on which the spawned processes are launched by
specifying the right MPI_Info keys (please see the man page for
MPI_Comm_spawn). By default, we distribute the processes by round robin
scheduling over the LAM universe (All the nodes on which you lambooted
together form the LAM universe).
Anju
A good appearance is half the job done .... dissappearance is the other
half
-Wizard of Id
On Wed, 16 Jun 2004, Pushkar Pradhan wrote:
> >From the description of MPI_Comm_spawn it seems that it will spawn the given
> program on the same host and not on other machines, is this right?
> For e.g. if MPI_Comm_spawn('a.out', ....., nprocs, ...); % nprocs = 2;
> As I understand this would spawn 2 processes running a.out on the same host
> and not on the other hosts in the $PBS_NODEFILE? Please tell me.
> Pushkar
>
>
>
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