On Mon, Oct 01, 2007 at 10:39:12AM +0200, Olivier DUBUISSON wrote:
> I compile openmpi 1.2.3 with options ./configure --with-threads=posix
> --enable-mpi-thread --enable-progress-threads --enable-smp-locks.
> My program has 2 threads (main thread and an other). When i run it, i
> can see 4 threads. I think that two threads are the progress threads, is
> it right ?
> Is it possible to disable these progress threads ?
> I tried to compile openmpi with options ./configure
> --with-threads=posix --enable-mpi-thread --disable-progress-threads
It should be --enable-mpi-threads.
> --enable-smp-locks, but when i run my program, i get the message :
> Error! Cannot set MPI thread support to the desired value (asked for
> MPI_THREAD_SERIALIZED and got MPI_THREAD_SINGLE).