mpirun --oversubscribe $OTHER_ARGS Jeff
On Wed, Jan 24, 2018 at 12:13 PM, Benjamin Brock <br...@cs.berkeley.edu> wrote: > > Recently, when I try to run something locally with OpenMPI with more than two ranks (I have a dual-core machine), I get the friendly message > > -------------------------------------------------------------------------- > There are not enough slots available in the system to satisfy the 3 slots > that were requested by the application: > ./kmer_generic_hash > > Either request fewer slots for your application, or make more slots available > for use. > -------------------------------------------------------------------------- > > Why is oversubscription now disabled by default when running without a hostfile? And how can I turn this off? > > I'm using default OpenMPI 3.0.0 on Arch Linux. > > Cheers, > > Ben > > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/users -- Jeff Hammond jeff.scie...@gmail.com http://jeffhammond.github.io/
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