Hi all,
when trying to run an OpenMPI + OpenMP application, using OpenMPI
v1.10.2, compiled with multi-threading support, and the OpenIB BTL, the
latter disable itself with this message:

btl:openib: MPI_THREAD_MULTIPLE not suppported; skipping this component
select: init of component openib returned failure
mca: base: close: component openib closed
mca: base: close: unloading component openib

In an old mailing-list thread I read that multi-threading support for
openib was expected in 1.9 series:

http://users.open-mpi.narkive.com/B2UJ86Wf/ompi-users-multi-threading-support-for-openib

But, looking in the changelogs I could not find any mention of this.

May I ask which is the actual status? Is there some newer OpenMPI
versions supporting it and/or are available some compile time flags to
enable some kind of experimental support for it?


Thanks and Best Regards,

Enrico

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