[OMPI users] trouble using --mca mpi_yield_when_idle 1

Hi: I am using openmpi-1.2.8 to run a 2 processor job on an Intel Quad-core cpu. Opsys is Debian etch. I am reaonably sure that, most of the time, one process is waiting for results from the other. The code is fortran 90, and uses mpi_send and mpi_recv. Yet "gnome-system-monitor" shows 2 cpus

Re: [OMPI users] collective algorithms

On Dec 6, 2008, at 10:32 AM, Максим Чусовлянов wrote: Hello. Thanks for your response. I'm create a my module and component into the coll. But when I execute autogen.sh, it's return ../../libtool: line 847: X--tag=CC: command not found ../../libtool: line 880: libtool: ignoring unknown tag :

Re: [OMPI users] collective algorithms

Hello. Thanks for your response. I'm create a my module and component into the coll. But when I execute autogen.sh, it's return ../../libtool: line 847: X--tag=CC: command not found ../../libtool: line 880: libtool: ignoring unknown tag : command not found ../../libtool: line 847: X--mode=compile:

Re: [OMPI users] Issue with Profiling Fortran code

On Dec 5, 2008, at 6:58 PM, Anthony Chan wrote: AFAIK, all known/popular MPI implemention's fortran binding layer is implemented with C MPI functions, including MPICH2 and OpenMPI. If MPICH2's fortran layer was implemented the way you said, typical profiling tools including MPE will fail to wo