Oob/tcp should likely be good enough. Do you want to force the two and see if there's noticeable difference for you?
mpirun --mca oob tcp ... mpirun --mca oob ud ... > On Jun 19, 2018, at 6:14 PM, Ben Menadue <ben.mena...@nci.org.au> wrote: > > Hi Jeff, > > What’s the replacement that it should use instead? I’m pretty sure oob/ud is > being picked by default on our IB cluster. Or is oob/tcp good enough? > > Cheers, > Ben > >> On 20 Jun 2018, at 5:20 am, Jeff Squyres (jsquyres) via devel >> <email@example.com> wrote: >> >> We talked about this on the webex today, but for those of you who weren't >> there: we're talking about removing the oob/ud component: >> >> https://github.com/open-mpi/ompi/pull/5300 >> >> We couldn't find anyone who still cares about this component (e.g., LANL, >> Mellanox, ...etc.), and no one is maintaining it. If no one says anything >> within the next 2 weeks, we'll remove oob/ud before the branch for v4.0.0. >> >> -- >> Jeff Squyres >> jsquy...@cisco.com >> >> _______________________________________________ >> devel mailing list >> firstname.lastname@example.org >> https://lists.open-mpi.org/mailman/listinfo/devel > > _______________________________________________ > devel mailing list > email@example.com > https://lists.open-mpi.org/mailman/listinfo/devel -- Jeff Squyres jsquy...@cisco.com _______________________________________________ devel mailing list firstname.lastname@example.org https://lists.open-mpi.org/mailman/listinfo/devel