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From: Ralph H Castain (rhc_at_[hidden])
Date: 2006-10-31 14:51:59


Just out of curiosity ­ what environment (i.e., allocator and launcher) are
you running in? POE?

I¹m not sure the POE support is all that good, which is why I ask.
Ralph

On 10/31/06 12:37 PM, "Nader Ahmadi" <a_nader_at_[hidden]> wrote:

> Hello,
>
> I am a new OpenMPI user. We are planing to move from IBM AIX POE to OpenMPI.
> I had noproblem to install, configure, and compile my application, using
> OpenMPI 1.1.2.
> (thank you, for making it so easy).
>
> "ompi_inf -all" runs fine (see attached ompi_info.txt file), my application
> runs with no problem,
> except it only create rank 0. for example if I
>
>>> >> mpirun -np 4 my-prog arg1 arg2
>
> I expect mpirun start 4 processes on local host with ranks 0,1,2, and 3.
> I see 4 processes started with rank 0 (see attahed mpirun_log.txt file).
>
> The behavior is the same, regardless of using local host, or using -host file
> or -app file.
> In all cases correct number of the processes starts on local or remote nodes
> as specified, with rank 0 for all process.
>
> Note: I have no problem running this application on IBM AIX using POE.
>
> I know this must be new user's problem.
>
> Any comments
>
> Thanks
>
> Nader,
>
>
>
>
>
>
>
>
>
>
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