There is a performance penalty (significant one) of course, but you can set -mca pml csum to do this.
On Jan 7, 2010, at 4:43 AM, Sebastian Rinke wrote: > Dear all, > > I'm looking for a way to make Open MPI check the correctness of data in > message > transfers. I.e. transmission errors in the data received should be detected > and reported. > > Is there a way to activate this checking? > > Thanks a lot. > > Sebastian > > > > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel
