Jeff: I built openmpi-1.2b4r13658 and tried the test again and my example fortran program did indeed work fine with that release. Thanks
-----Original Message----- >From: Jeff Squyres <jsquy...@cisco.com> >Sent: Feb 15, 2007 4:09 PM >To: "Steven A. DuChene" <linux-clust...@mindspring.com>, Open MPI Users ><us...@open-mpi.org> >Subject: Re: [OMPI users] ORTE errors on simple fortran program with 1.2b3 > >On Feb 15, 2007, at 5:43 PM, Steven A. DuChene wrote: > >> I am trying to do some simple fortran MPI examples to verify I have >> a good installation >> of OpenMPI and I have a distributed program that calculates PI. It >> seems to compile >> and work fine with 1.1.4 but whan I compile and run the same >> program with 1.2b3 >> I get a bunch of the same ORTE errors and then my shell is locked up: >> >> [node001:30268] [0,0,0] ORTE_ERROR_LOG: Data unpack had inadequate >> space in file dss/dss_unpack.c at line 90 >> [node001:30268] [0,0,0] ORTE_ERROR_LOG: Data unpack had inadequate >> space in file gpr_replica_cmd_processor.c at line 361 >> >> I then do a Ctrl-C and it tells me "mpirun: killing job..." but my >> shell never comes back. > >We had some problems with this in 1.2b3. I honestly don't remember >if we fixed them by 1.2b4 or not -- could you try a recent 1.2 >nightly snapshot? they should be fixed there: > > http://www.open-mpi.org/nightly/v1.2/ > >> I do get the following compile time warnings when I build the >> simple app with either 1.1.4 or 1.2b3: >> >> mpif90 -c -I/opt/openmpi/1.1.4/include pi.f >> In file pi.f:73 >> >> call mpi_reduce(times(1), total, 1, mpi_real, >> 1 >> In file pi.f:67 >> >> call mpi_reduce(piece, pi, 1, mpi_double_precision, >> 2 >> Warning (155): Inconsistent types (REAL(4)/REAL(8)) in actual >> argument lists at (1) and (2) >> mpif90 -o pi pi.o f.o -L /opt/openmpi/1.1.4/lib -lmpi > >I'm not a Fortran expert, but I think that this is the f90 compiling >telling you that you have inconsistent types for the first argument >of MPI_REDUCE. This is mainly because there is no equivalent in >Fortran to C's (void*) type -- it's the compiler trying to be helpful >saying, "Hey, I noticed you have inconsistent types in successive >calls to the same function. Did you really mean to do that?" > >For MPI apps using choice buffers (like the first argument in >MPI_REDUCE), yes, you did mean to do that -- it's ok. This is not >really an OMPI issue, but rather a Fortran compiler issue. What you >might try is: > >- use mpif77 instead (although, depending on your compiler, the >result may be exactly the same) >- poke through your fortran compiler's docs and see if there's a flag >that disables this warning > >Hope that helps. > >-- >Jeff Squyres >Server Virtualization Business Unit >Cisco Systems >
