[oi-dev] difference between mpich and openmpi packages?

[Aurélien Larcher]

On Sun, Mar 19, 2017 at 6:26 PM, Andreas Wacknitz <A.Wacknitz at gmx.de> wrote:

> I just realised that we have
>
> library/mpich/gcc
> library/mpich/gcc/modulefiles
>
> and
>
> library/openmpi/gcc
> library/openmpi/gcc/modulefiles
>
> Even their package descriptions are similar. What are the differences and
> do we need both?
>

Two different implementations of MPI.
Parallel code is better against more than one implementation.



>
> Regards
> Andreas
>
>
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>



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