[R-sig-hpc] stopCluster hangs instead of exits

[Dirk Eddelbuettel]

On 16 November 2019 at 11:59, Bennet Fauber wrote:
| Any thoughts on what might be wrong and how I should go about fixing it?

I would think that is an OpenMPI issue.

My inclanation would be to try to replicate it with a pure C/C++ "hello MPI
world" and check whether it returns cleanly or not when launched from
`orterun` (or alike) with similar options.

Dirk

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