Ok, it's not in mpi.h on my system, but that seems to be 1.6.5 from ubuntu 14.04.
I'll see if I get something working with iallreduce or maybe iallgather another day. If each process sends its process number with iallgather it might be possible to see which processes are missing as well. Martin On 17 October 2014 14:59, Jed Brown <[email protected]> wrote: > Martin Sandve Alnæs <[email protected]> writes: > > > Thanks, but ibarrier doesn't seem to be in the stable version of openmpi: > > http://www.open-mpi.org/doc/v1.8/ > > Otherwise mpi_ibarrier+mpi_test+homemade time/sleep loop would do the > trick. > > MPI_Ibarrier is there (since 1.7), just missing a man page. >
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