[OMPI users] How to turn on the internal help messages of OpenMPI

2014-03-18 Thread Amin Hassani
Hi all, How can I turn on the internal logging options like OPAL_OUTPUT_VERBOSE? is there any mca or configure flag I have to set? Sincerely, Amin ,

[OMPI users] Help building/installing a working Open MPI 1.7.4 on OS X 10.9.2 with Free PGI Fortran

2014-03-18 Thread Matt Thompson
All, I recently downloaded PGI's Free OS X Fortran compiler: http://www.pgroup.com/products/freepgi/ in the hope of potentially using it to compile a weather model I work with GEOS-5. That model requires an MPI stack and I usually start (and end) with Open MPI on a desktop. So, I grabbed Open M

Re: [OMPI users] another corner case hangup in openmpi-1.7.5rc3

2014-03-18 Thread tmishima
I confirmed your fix worked good for me. But, I guess at least we should add the line "daemons->updated = false;" in the last if-clause, although I'm not sure how the variable is used. Is it okay, Ralph? Tetsuya > Understood, and your logic is correct. It's just that I'd rather each launcher de

Re: [OMPI users] Usage of MPI_Win_create with MPI_Comm_Spawn

2014-03-18 Thread Nathan Hjelm
The short answer is no. You can not at this time create a window with an intercommunicator. You can use MPI_Intercomm_merge to join the two groups and make a window using that communicator. There has been some discussion in the MPI Forum about allowing windows to be created on intercommunicators.

Re: [OMPI users] Open MPI 1.7.4 with --enable-mpi-thread-multiple gives MPI_Recv error

2014-03-18 Thread Jeff Squyres (jsquyres)
Technically, no -- your code was pretty much ok. Yes, you're right that MPI_CHARACTER is for Fortran types. But in your case, a char is probably equivalent to a CHARACTER, and therefore using MPI_CHAR vs. MPI_CHARACTER should have been ok. More specifically: it is ok to use MPI_CHARACTER when