On Aug 29, 2011, at 11:18 PM, Eugene Loh wrote:

> Maybe someone can help me from having to think too hard.
> 
> Let's say I want to max my system limits.  I can say this:
> 
>    % mpirun --mca opal_set_max_sys_limits 1 ...
> 
> Cool.
> 
> Meanwhile, if I do this:
> 
>    % setenv OMPI_MCA_opal_set_max_sys_limits 1
>    % mpirun ...
> 
> remote processes don't see the setting.  (Local processes and ompi_info are 
> fine.)

I looked at the 1.5 code, and mpirun is reaping all OMPI_ params from the 
environ and adding them to the app. So it should be getting set.

I then ran "mpirun -n 1 printenv" on a slurm machine, and verified that indeed 
that param was in the environment. Ditto when I told it to use the rsh launcher.

> 
> Bug?  Naively, this looks "wrong."  At least disturbing, in any case.
> 
> This is with v1.5.
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