That is the behavior folks asked for, yes. I personally don’t care either way, but you’ll find that the master and 2.x branch all work that way too.
> On Dec 22, 2015, at 12:49 AM, Gilles Gouaillardet <[email protected]> wrote: > > Ralph, > > i (re)discovered an old and odd behaviour in v1.10, which was discussed in > https://github.com/open-mpi/ompi-release/pull/664 > > when running > mpirun --host xxx ... > mpirun v1.10 assumes one slot per host. > > consequently, on my vm with 4 cores > mpirun -np 2 ./helloworld_mpi > works fine > but > mpirun -np 2 --host localhost ./helloworld_mpi > fails with the following error message > "There are not enough slots available ..." > > if i understand correctly, and thought this is a different behaviour from > v1.8, this is compliant with the definition of the --host option. > it seems you were open to some change. > > did you have time to think about it ? > > Cheers, > > Gilles > _______________________________________________ > devel mailing list > [email protected] > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel > Link to this post: > http://www.open-mpi.org/community/lists/devel/2015/12/18450.php
