[mpich2-dev] Issue getting attribute UNIVERSE_SIZE in singleton mode

[Pavan Balaji]

Hi,

On 08/10/2010 10:52 AM, Lisandro Dalcin wrote:
> However, if I run the script as a singleton (I mean, not under mpiexec control):
>
> $ python usize.py
> [mpiexec at trantor] match_arg (./utils/args/args.c:122): unrecognized
> argument pmi_args
> [mpiexec at trantor] HYDU_parse_array (./utils/args/args.c:140): argument
> matching returned error
> [mpiexec at trantor] HYD_uii_mpx_get_parameters
> (./ui/mpich/utils.c:1016): error parsing input array
>
> Usage: ./mpiexec [global opts] [exec1 local opts] : [exec2 local opts] : ...
> ...
> <more mpiexec help output>
> ...
> <hang>

I'm not sure how mpiexec is being called in a single init. Without the 
python bindings, MPICH2 trunk seems to work correctly for singleton 
init. Is your wrapper calling mpiexec in some way?

  -- Pavan

-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji