Gabriele, pleae run 'ibv_devinfo' It looks to me like you may have the physical interface cards in these systems, but you do not have the correct drivers or libraries loaded.
I have had similar messages when using Infiniband on x86 systems - which did not have libibverbs installed. On 19 May 2017 at 08:41, Gabriele Fatigati <g.fatig...@cineca.it> wrote: > Hi Gilles, using your command: > > [openpower:88536] mca: base: components_register: registering framework > pml components > [openpower:88536] mca: base: components_register: found loaded component > pami > [openpower:88536] mca: base: components_register: component pami register > function successful > [openpower:88536] mca: base: components_open: opening pml components > [openpower:88536] mca: base: components_open: found loaded component pami > [openpower:88536] mca: base: components_open: component pami open function > successful > [openpower:88536] select: initializing pml component pami > findActiveDevices Error > We found no active IB device ports > [openpower:88536] select: init returned failure for component pami > [openpower:88536] PML pami cannot be selected > -------------------------------------------------------------------------- > No components were able to be opened in the pml framework. > > This typically means that either no components of this type were > installed, or none of the installed componnets can be loaded. > Sometimes this means that shared libraries required by these > components are unable to be found/loaded. > > Host: openpower > Framework: pml > -------------------------------------------------------------------------- > > > 2017-05-19 7:03 GMT+02:00 Gilles Gouaillardet <gil...@rist.or.jp>: > >> Gabriele, >> >> >> pml/pami is here, at least according to ompi_info >> >> >> can you update your mpirun command like this >> >> mpirun --mca pml_base_verbose 100 .. >> >> >> and post the output ? >> >> >> Cheers, >> >> Gilles >> >> On 5/18/2017 10:41 PM, Gabriele Fatigati wrote: >> >>> Hi Gilles, attached the requested info >>> >>> 2017-05-18 15:04 GMT+02:00 Gilles Gouaillardet < >>> gilles.gouaillar...@gmail.com <mailto:gilles.gouaillar...@gmail.com>>: >>> >>> Gabriele, >>> >>> can you >>> ompi_info --all | grep pml >>> >>> also, make sure there is nothing in your environment pointing to >>> an other Open MPI install >>> for example >>> ldd a.out >>> should only point to IBM libraries >>> >>> Cheers, >>> >>> Gilles >>> >>> >>> On Thursday, May 18, 2017, Gabriele Fatigati <g.fatig...@cineca.it >>> <mailto:g.fatig...@cineca.it>> wrote: >>> >>> Dear OpenMPI users and developers, I'm using IBM Spectrum MPI >>> 10.1.0 based on OpenMPI, so I hope there are some MPI expert >>> can help me to solve the problem. >>> >>> When I run a simple Hello World MPI program, I get the follow >>> error message: >>> >>> >>> A requested component was not found, or was unable to be >>> opened. This >>> means that this component is either not installed or is unable >>> to be >>> used on your system (e.g., sometimes this means that shared >>> libraries >>> that the component requires are unable to be found/loaded). >>> Note that >>> Open MPI stopped checking at the first component that it did >>> not find. >>> >>> Host: openpower >>> Framework: pml >>> Component: pami >>> ------------------------------------------------------------ >>> -------------- >>> ------------------------------------------------------------ >>> -------------- >>> It looks like MPI_INIT failed for some reason; your parallel >>> process is >>> likely to abort. There are many reasons that a parallel >>> process can >>> fail during MPI_INIT; some of which are due to configuration >>> or environment >>> problems. This failure appears to be an internal failure; >>> here's some >>> additional information (which may only be relevant to an Open MPI >>> developer): >>> >>> mca_pml_base_open() failed >>> --> Returned "Not found" (-13) instead of "Success" (0) >>> ------------------------------------------------------------ >>> -------------- >>> *** An error occurred in MPI_Init >>> *** on a NULL communicator >>> *** MPI_ERRORS_ARE_FATAL (processes in this communicator will >>> now abort, >>> *** and potentially your MPI job) >>> >>> My sysadmin used official IBM Spectrum packages to install >>> MPI, so It's quite strange that there are some components >>> missing (pami). Any help? Thanks >>> >>> >>> -- Ing. Gabriele Fatigati >>> >>> HPC specialist >>> >>> SuperComputing Applications and Innovation Department >>> >>> Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy >>> >>> www.cineca.it <http://www.cineca.it> Tel: +39 >>> 051 6171722 <tel:051%20617%201722> >>> >>> g.fatigati [AT] cineca.it <http://cineca.it> >>> >>> >>> _______________________________________________ >>> users mailing list >>> users@lists.open-mpi.org <mailto:users@lists.open-mpi.org> >>> https://rfd.newmexicoconsortium.org/mailman/listinfo/users >>> <https://rfd.newmexicoconsortium.org/mailman/listinfo/users> >>> >>> >>> >>> >>> -- >>> Ing. Gabriele Fatigati >>> >>> HPC specialist >>> >>> SuperComputing Applications and Innovation Department >>> >>> Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy >>> >>> www.cineca.it <http://www.cineca.it> Tel: +39 051 6171722 >>> >>> g.fatigati [AT] cineca.it <http://cineca.it> >>> >>> >>> _______________________________________________ >>> users mailing list >>> users@lists.open-mpi.org >>> https://rfd.newmexicoconsortium.org/mailman/listinfo/users >>> >> >> > > > -- > Ing. Gabriele Fatigati > > HPC specialist > > SuperComputing Applications and Innovation Department > > Via Magnanelli 6/3, Casalecchio di Reno (BO) Italy > > www.cineca.it Tel: +39 051 6171722 > <+39%20051%20617%201722> > > g.fatigati [AT] cineca.it > > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://rfd.newmexicoconsortium.org/mailman/listinfo/users >
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