Hi John, Infiniband is not used, there is a single node on this machine. 2017-05-19 8:50 GMT+02:00 John Hearns via users <users@lists.open-mpi.org>:
> 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 >> > > > _______________________________________________ > 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 g.fatigati [AT] cineca.it
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