I'm afraid I cannot answer that question without first knowing what version
of Open MPI you are using. Could you provide that info?

Thanks
Ralph



On 5/29/08 6:41 PM, "Bruno Coutinho" <couti...@dcc.ufmg.br> wrote:

> How mpi handles the host string passed in the info argument to
> mpi_comm_spawn() ?
> 
> if I set host to:
> "host1,host2,host3,host2,host2,host1"
> 
> then ranks 0 and 5 will run in host1, ranks 1,3,4 in host 2 and rank 3
> in host3?
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