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Subject: Re: [OMPI devel] HOSTNAME environment variable
From: N.M. Maclaren (nmm1_at_[hidden])
Date: 2010-01-22 10:28:43


On Jan 22 2010, Ralph Castain wrote:

> For SLURM, there is a config file where you can specify what gets
> propagated. It is clearly an error to include hostname as it messes many
> things up, not just OMPI. Frankly, I've never seen someone do that on
> SLURM.

Well, it's USUALLY an error .... That's clearly a good solution.

> I believe in this case OMPI is likely incorrectly picking up the
> environment and propagating it. We know this is incorrectly happening on
> Torque, and it appears to also be happening on SLURM. This is a bug that
> I will be fixing on Torque - and as soon as Nadia confirms, on SLURM as
> well.

I should have run a cross-check! It doesn't happen on my bare OpenMPI
installation.

Regards,
Nick Maclaren.