> > Are you talking about starting up PVM or similar processes? Or are > you talking about shoveling everything through SSH forwarding? Or...??? > True.. MY context is for use with MPI on a 10 (eventually 20) node cluster that works within it's own private network. I set it up with ssh as a rsh replacement and that works fine, but i'm wondering how much the overhead really is... if it's not much i'll just keep it with ssh.. BK Sebastián Beca C. sbeca@dcc.uchile.cl