On Oct 21, 2010, at 4:44 PM, Sander Pronk wrote:
> > Thanks for the information; the OpenMPI recommendation is probably because > OpenMPI goes to great lengths trying to avoid process migration. The numactl > doesn't prevent migration as far as I can tell: it controls where memory gets > allocated if it's NUMA. My understanding is that processes get pinned to cores with the help of the --physcpubind switch to numactl, but please correct me if I am wrong. Carsten-- gmx-users mailing list gmx-users@gromacs.org http://lists.gromacs.org/mailman/listinfo/gmx-users Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/Search before posting! Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org. Can't post? Read http://www.gromacs.org/Support/Mailing_Lists