title: What's the best advance of Hydra MPI
body: <p>I'm studying about the new Process Manager that came automatically with MPICH2, but until now I can't figure out what's is big advance of this implementation, someone have knows a good tutorial or have some experience with?<br>
  The argonne wiki is a kind of too simple: <a href="http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager" rel="nofollow">http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager</a> </p>