Hi there, We have a Mac network running xgrid and we have successfully installed mpi. We want to run a parallell version of mrbayes. It did not have any problem when we compiled mrbayes using mpicc. But when we tried to run the compiled mrbayes, we got lots errror message
mpiexec -np 4 ./mb -i yeast_noclock_imp.txt Parallel version of Parallel version of Parallel version of Parallel version of [ea285fltprinter.scc.ohio-state.edu:03327] *** An error occurred in MPI_comm_size [ea285fltprinter.scc.ohio-state.edu:03327] *** on communicator MPI_COMM_WORLD [ea285fltprinter.scc.ohio-state.edu:03327] *** MPI_ERR_COMM: invalid communicator [ea285fltprinter.scc.ohio-state.edu:03327] *** MPI_ERRORS_ARE_FATAL (goodbye) [ea285fltprinter.scc.ohio-state.edu:03325] *** An error occurred in MPI_comm_size [ea285fltprinter.scc.ohio-state.edu:03325] *** on communicator MPI_COMM_WORLD [ea285fltprinter.scc.ohio-state.edu:03325] *** MPI_ERR_COMM: invalid communicator [ea285fltprinter.scc.ohio-state.edu:03325] *** MPI_ERRORS_ARE_FATAL (goodbye) [ea285fltprinter.scc.ohio-state.edu:03321] *** An error occurred in MPI_comm_size [ea285fltprinter.scc.ohio-state.edu:03321] *** on communicator MPI_COMM_WORLD [ea285fltprinter.scc.ohio-state.edu:03321] *** MPI_ERR_COMM: invalid communicator [ea285fltprinter.scc.ohio-state.edu:03321] *** MPI_ERRORS_ARE_FATAL (goodbye) [ea285fltprinter.scc.ohio-state.edu:03323] *** An error occurred in MPI_comm_size [ea285fltprinter.scc.ohio-state.edu:03323] *** on communicator MPI_COMM_WORLD [ea285fltprinter.scc.ohio-state.edu:03323] *** MPI_ERR_COMM: invalid communicator [ea285fltprinter.scc.ohio-state.edu:03323] *** MPI_ERRORS_ARE_FATAL (goodbye) 1 process killed (possibly by Open MPI) Anyone can help me out? Thank you very much. Liang