hi Gabriele, You can check some of the available options here - https://www.ibm.com/support/knowledgecenter/en/SSZTET_10.1.0/smpi02/smpi02_interconnect.html The "-pami_noib" option might be of help in this scenario. Alternatively, on a single node, the vader BTL can also be used.
Regards --Nysal On Fri, May 19, 2017 at 12:52 PM, Gabriele Fatigati <g.fatig...@cineca.it> wrote: > Hi GIlles, > > using your command with one MPI procs I get: > > findActiveDevices Error > We found no active IB device ports > Hello world from rank 0 out of 1 processors > > So it seems to work apart the error message. > > > 2017-05-19 9:10 GMT+02:00 Gilles Gouaillardet <gil...@rist.or.jp>: > >> Gabriele, >> >> >> so it seems pml/pami assumes there is an infiniband card available (!) >> >> i guess IBM folks will comment on that shortly. >> >> >> meanwhile, you do not need pami since you are running on a single node >> >> mpirun --mca pml ^pami ... >> >> should do the trick >> >> (if it does not work, can run and post the logs) >> >> mpirun --mca pml ^pami --mca pml_base_verbose 100 ... >> >> >> Cheers, >> >> >> Gilles >> >> >> On 5/19/2017 4:01 PM, Gabriele Fatigati wrote: >> >>> 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 <mailto: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 >>> <mailto: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 <mailto: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> >>> <mailto: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> >>> <mailto: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> >>> <http://www.cineca.it> Tel: +39 >>> 051 6171722 <tel:051%206171722> <tel:051%20617%201722> >>> >>> g.fatigati [AT] cineca.it <http://cineca.it> >>> <http://cineca.it> >>> >>> >>> _______________________________________________ >>> users mailing list >>> users@lists.open-mpi.org >>> <mailto:users@lists.open-mpi.org> >>> <mailto:users@lists.open-mpi.org >>> <mailto:users@lists.open-mpi.org>> >>> https://rfd.newmexicoconsortiu >>> m.org/mailman/listinfo/users >>> <https://rfd.newmexicoconsorti >>> um.org/mailman/listinfo/users> >>> <https://rfd.newmexicoconsort >>> ium.org/mailman/listinfo/users >>> <https://rfd.newmexicoconsorti >>> um.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> >>> <http://www.cineca.it> Tel: +39 051 6171722 >>> <tel:%2B39%20051%206171722> >>> >>> g.fatigati [AT] cineca.it <http://cineca.it> >>> <http://cineca.it> >>> >>> >>> _______________________________________________ >>> users mailing list >>> users@lists.open-mpi.org <mailto:us...@lists.open-mpi.o >>> rg> >>> https://rfd.newmexicoconsortiu >>> m.org/mailman/listinfo/users >>> <https://rfd.newmexicoconsorti >>> um.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 <tel:+39%20051%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> >>> >>> >>> >>> _______________________________________________ >>> 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 >>> >> >> _______________________________________________ >> 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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