Hello. Would like to inform you that the first two links in the tutorial section respond with a 404 error. http://www.mpich.org/documentation/guides/ Advanced Parallel Programming with MPI <http://www.mcs.anl.gov/%7Ebalaji/talks/tutorials/2013-06-16-isc-mpi.pptx> Advanced MPI <http://www.mcs.anl.gov/%7Ebalaji/talks/tutorials/2013-06-11-ics-mpi.pptx>