> The following lines are found in md.log for the POWER9/V100 run: > > Overriding thread affinity set outside gmx mdrun > Pinning threads with an auto-selected logical core stride of 128 > NOTE: Thread affinity was not set. > > The full md.log is available here: > https://github.com/jdh4/running_gromacs/blob/master/03_benchmarks/md.log
I glanced over that at first, will see if I can reproduce it, though I only have access to a Raptor Talos, not an IBM machine with Ubuntu. What OS are you using? -- > Gromacs Users mailing list > > * Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before > posting! > > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists > > * For (un)subscribe requests visit > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or > send a mail to gmx-users-requ...@gromacs.org. > -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists * For (un)subscribe requests visit https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a mail to gmx-users-requ...@gromacs.org.