Draft copies of the MPI 2.2 standard are available at http://www.mpi-forum.org/docs/mpi-2.2/ These are the versions on which we will vote on Friday (tomorrow). Assuming that we vote in the MPI 2.2 standard, these versions will be made available as MPI 2.2 from http://www.mpi-forum.org/docs/ . Bill William Gropp Deputy Director for Research Institute for Advanced Computing Applications and Technologies Paul and Cynthia Saylor Professor of Computer Science University of Illinois Urbana-Champaign