> On Jun 5, 2018, at 11:59 AM, Thomas Naughton <naught...@ornl.gov> wrote: > > Hi Ralph, > >> All it means is that PRRTE users must be careful to have PRRTE before OMPI >> in their path values. Otherwise, they get the wrong “prun” and it fails. I >> suppose I could update the “prun” in OMPI to match the one in PRRTE, if that >> helps - there isn’t anything incompatible between ORTE and PRRTE. Would that >> make sense? > > > Yes, if updating "OMPI prun" with latest "PRRTE prun" works ok, that > seems like a reasonable way to keep DVM for OMPI usage. > > I agree that it does seem likely that users could easily get the wrong > 'prun' but this may be something that falls out in future (based on > discussion on call today). > > I guess the main point of interest would be to have some method for > launching the DVM scenario with OMPI. Another option could be to rename > the binary in OMPI?
Yeah, that’s what the OHPC folks did in their distro - they renamed it to “ompi-prun”. If that works for you, then perhaps the best path forward is to do the rename and update it as well. > > Thanks, > --tjn > > _________________________________________________________________________ > Thomas Naughton naught...@ornl.gov > Research Associate (865) 576-4184 > > > On Tue, 5 Jun 2018, r...@open-mpi.org wrote: > >> I know we were headed that way - it might still work when run against the >> current ORTE. I can check that and see. If so, then I guess it might be >> advisable to retain it. >> >> All it means is that PRRTE users must be careful to have PRRTE before OMPI >> in their path values. Otherwise, they get the wrong “prun” and it fails. I >> suppose I could update the “prun” in OMPI to match the one in PRRTE, if that >> helps - there isn’t anything incompatible between ORTE and PRRTE. Would that >> make sense? >> >> >> FWIW: Got a similar complaint from the OpenHPC folks - I gather they also >> have a “prun”’ in their distribution that they use as an abstraction over >> all the RM launchers. I’m less concerned about that one, though. >> >> >>> On Jun 5, 2018, at 9:55 AM, Thomas Naughton <naught...@ornl.gov> wrote: >>> Hi Ralph, >>> Is the 'prun' tool required to launch the DVM? >>> I know that at some point things shifted to use 'prun' and didn't require >>> the URI on command-line, but I've not tested in few months. >>> Thanks, >>> --tjn >>> _________________________________________________________________________ >>> Thomas Naughton naught...@ornl.gov >>> Research Associate (865) 576-4184 >>> On Tue, 5 Jun 2018, r...@open-mpi.org wrote: >>>> Hey folks >>>> Does anyone have heartburn if I remove the “prun” tool from ORTE? I don’t >>>> believe anyone is using it, and it doesn’t look like it even works. >>>> I ask because the name conflicts with PRRTE and can cause problems when >>>> running OMPI against PRRTE >>>> Ralph >>>> _______________________________________________ >>>> devel mailing list >>>> devel@lists.open-mpi.org >>>> https://lists.open-mpi.org/mailman/listinfo/devel >>> _______________________________________________ >>> devel mailing list >>> devel@lists.open-mpi.org >>> https://lists.open-mpi.org/mailman/listinfo/devel >> >> _______________________________________________ >> devel mailing list >> devel@lists.open-mpi.org >> https://lists.open-mpi.org/mailman/listinfo/devel > _______________________________________________ > devel mailing list > devel@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@lists.open-mpi.org https://lists.open-mpi.org/mailman/listinfo/devel
