[MPICH] MPI_Comm_spawn and hosts

[Rajeev Thakur]

Wei-keng,
         Are you using MPD through PBS or just PBS?

Rajeev

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov [mailto:owner-mpich-
> discuss at mcs.anl.gov] On Behalf Of Wei-keng Liao
> Sent: Friday, August 24, 2007 2:15 PM
> To: mpich-discuss at mcs.anl.gov
> Subject: [MPICH] MPI_Comm_spawn and hosts
> 
> 
> I have a simple program that calls MPI_Comm_spawn() to spawn a group of
> MPI processes. I found that the hosts running parent and child groups are
> overlapped. I ran The job ran though PBS with enough compute nodes
> allocated for parents and children to be disjoint.
> 
> How do I ensure the hosts running parents and children are not overlapped?
> 
> Wei-keng
>