That solved the issue. Thank you. Cheers, Czarek Kowalski
On 13 January 2018 at 04:49, Gilles Gouaillardet <gilles.gouaillar...@gmail.com> wrote: > Try to set the path to your Open MPI binaries at the beginning of your $PATH > and see if it helps. > > Cheers, > > Gilles > > Czarek Kowalski <czarek230...@gmail.com> wrote: >>I am going to create a program which realizes one heuristic algorithm, >>i.e. program launches 4 process (on one, single computer) which >>realize algorithm, then aggregates results from 4 process and choose >>best result. That in future. I met problems with installation(?) >>OpenMPI. I am using Ubuntu. First, I have installed OpenMPI using >>instructions from this site: >> >>http://www.simunano.com/2015/07/how-to-install-openmpi.html >> >>Then I made programs from /openmpi-3.0.0/examples/ and tried to launch >>a program, I am posting below what I have received: >> >>czarek@czarek-Inspiron-5558:~/openmpi-3.0.0/examples$ mpiexec -n 4 ./hello_c >> >>*** 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) >> >>[czarek-Inspiron-5558:2456] Local abort before MPI_INIT completed >>completed successfully, but am not able to aggregate error messages, >>and not able to guarantee that all other processes were killed! >> >>------------------------------------------------------- >> >>Primary job terminated normally, but 1 process returned >> >>a non-zero exit code.. Per user-direction, the job has been aborted. >> >>------------------------------------------------------- >> >>-------------------------------------------------------------------------- >> >>mpiexec detected that one or more processes exited with non-zero >>status, thus causing >> >>the job to be terminated. The first process to do so was: >> >> >> >> Process name: [[25779,1],0] >> >> Exit code: 1 >> >>-------------------------------------------------------------------------- >> >>I have found an advice, that I should reinstall OpenMPI. I have simply >>move to trash folder /openmpi/ and I have installed OpenMPI using >>instructions from this site: >> >>http://lsi.ugr.es/jmantas/pdp/ayuda/datos/instalaciones/Install_OpenMPI_en.pdf >> >>Then I made programs from new folder /openmpi-3.0.0/examples/ and >>tried to launch a program, with the same results like previous. >>Sometimes, after launching, this error "was cloned" and was displayed >>2 - 4 times (maybe the error appeared for more than 1 process). What I >>have done to overcome the error: >>* reinstallation (like mentioned above) >> >>* I found an advice that maybe environmental variables are added >>twice. Indeed, but I have repaired that, now I have: >> >>czarek@czarek-Inspiron-5558:~$ echo $PATH >>/home/czarek/bin:/home/czarek/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/home/czarek/.openmpi/bin >> >>czarek@czarek-Inspiron-5558:~$ echo $LD_LIBRARY_PATH >>/home/czarek/.openmpi/lib >> >>* sudo apt-get update, didn't help >> >>I would like to add, that I have configured IDE - CodeBlocks to >>compile OpenMPI using instructions from site below: >> >>https://pl.scribd.com/document/210457973/How-to-Run-MPI-Under-CodeBlocks >> >>I have created a new project, copied code from helo_c to the project, >>compiled (without errors) and run: >> >>Hello, world, I am 0 of 1, (Open MPI v3.0.0, package: Open MPI >>czarek@czarek-Inspiron-5558 Distribution, ident: 3.0.0, repo rev: >>v3.0.0, Sep 12, 2017, 122) >> >>But I think that it was simply launched on a single process. Could You >>tell me what should I do to run OpenMPI programs successfully? >> >>Further informations: >> >> OpenMPI 3.0.0 from openmpi-3.0.0.tar.gz >> >>ubuntu 16.10 >> >>Cheers, >> >>Czarek Kowalski >>_______________________________________________ >>users mailing list >>users@lists.open-mpi.org >>https://lists.open-mpi.org/mailman/listinfo/users > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/users _______________________________________________ users mailing list users@lists.open-mpi.org https://lists.open-mpi.org/mailman/listinfo/users
