There has been no change in the policy - however, if you are oversubscribed, we did fix a bug to ensure that we don’t auto-bind in that situation
Can you pass along your cmd line? So far as I can tell, it still seems to be working. > On Apr 9, 2017, at 3:40 AM, Reuti <re...@staff.uni-marburg.de> wrote: > > Hi, > > While I noticed an automatic core binding in Open MPI 1.8 (which in a shared > cluster may lead to oversubscribing of cores), I can't spot this any longer > in the 2.x series. So the question arises: > > - Was this a general decision to no longer enable automatic core binding? > > First I thought it might be because of: > > - We define plm_rsh_agent=foo in $OMPI_ROOT/etc/openmpi-mca-params.conf > - We compiled with --with-sge > > But also started on the command line by `ssh` to the nodes, there seems no > automatic core binding to take place any longer. > > -- Reuti > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://rfd.newmexicoconsortium.org/mailman/listinfo/users _______________________________________________ users mailing list users@lists.open-mpi.org https://rfd.newmexicoconsortium.org/mailman/listinfo/users
