Ralph and I talked off-list about the issue. He figured it and fixed it with changelist 27955. See that changelist for the details.
>-----Original Message----- >From: devel-boun...@open-mpi.org [mailto:devel-boun...@open-mpi.org] >On Behalf Of Ralph Castain >Sent: Thursday, January 31, 2013 11:51 AM >To: Open MPI Developers >Subject: Re: [OMPI devel] mpirun -host does not work from r27879 and >forward on trunk > >Yes - no hostfile and no RM allocation, just -host. > >What is your setup? > >On Jan 31, 2013, at 8:44 AM, Rolf vandeVaart <rvandeva...@nvidia.com> >wrote: > >> Interesting. Yes, I was saying that the latest trunk does not work for me. >> I >just retested the trunk also, and no luck. >> Are you launching the MPI processes on remote nodes from the HNP? >> >>> -----Original Message----- >>> From: devel-boun...@open-mpi.org [mailto:devel-bounces@open- >mpi.org] >>> On Behalf Of Ralph Castain >>> Sent: Thursday, January 31, 2013 11:40 AM >>> To: Open MPI Developers >>> Subject: Re: [OMPI devel] mpirun -host does not work from r27879 and >>> forward on trunk >>> >>> FWIW: I just tried it on the trunk head and it worked fine >>> >>> On Jan 31, 2013, at 8:20 AM, Ralph Castain <r...@open-mpi.org> wrote: >>> >>>> Ummm...that was fixed a long time ago. You might try a later version. >>>> >>>> Or are you saying the head of the trunk doesn't work too? >>>> >>>> On Jan 31, 2013, at 7:31 AM, Rolf vandeVaart >>>> <rvandeva...@nvidia.com> >>> wrote: >>>> >>>>> I have stumbled into a problem with the -host argument. This >>>>> problem >>> appears to be introduced with changeset r27879 on 1/19/2013 by rhc. >>>>> >>>>> With r27877, things work: >>>>> [rolf@node]$ which mpirun >>>>> /home/rolf/ompi-trunk-r27877/64/bin/mpirun >>>>> [rolf@node]$ mpirun -np 2 -host c0-0,c0-3 hostname >>>>> c0-3 >>>>> c0-0 >>>>> >>>>> With r27879, things are broken: >>>>> [rolf@node]$ setenv PATH >>>>> /home/rolf/ompi-trunk-r27879/64/bin:${PATH} >>>>> [rolf@node]$ mpirun -np 2 -host c0-0,c0-3 hostname >>>>> ------------------------------------------------------------------- >>>>> -- >>>>> ----- All nodes which are allocated for this job are already filled. >>>>> ------------------------------------------------------------------- >>>>> -- >>>>> ----- >>>>> [rolf@Fermi-Cluster nv]$ >>>>> >>>>> Note: Could not compile r27878 so did not test that. >>>>> >>>>> I can only run processes on the same node as mpirun. >>>>> >>>>> ------------------------------------------------------------------- >>>>> -- >>>>> -------------- This email message is for the sole use of the >>>>> intended >>>>> recipient(s) and may contain confidential information. Any >>>>> unauthorized review, use, disclosure or distribution is prohibited. >>>>> If you are not the intended recipient, please contact the sender by >>>>> reply email and destroy all copies of the original message. >>>>> ------------------------------------------------------------------- >>>>> -- >>>>> -------------- >>>>> >>>>> _______________________________________________ >>>>> devel mailing list >>>>> de...@open-mpi.org >>>>> http://www.open-mpi.org/mailman/listinfo.cgi/devel >>>> >>> >>> >>> _______________________________________________ >>> devel mailing list >>> de...@open-mpi.org >>> http://www.open-mpi.org/mailman/listinfo.cgi/devel >> >> _______________________________________________ >> devel mailing list >> de...@open-mpi.org >> http://www.open-mpi.org/mailman/listinfo.cgi/devel > > >_______________________________________________ >devel mailing list >de...@open-mpi.org >http://www.open-mpi.org/mailman/listinfo.cgi/devel
