On 10/29/2010 05:30 PM, Peter Johnson wrote: > Why not just pull in this change? > > http://trac.mcs.anl.gov/projects/mpich2/changeset/4785 That won't quite work directly with trunk. The architecture of Hydra has changed considerable since that project. -- Pavan -- Pavan Balaji http://www.mcs.anl.gov/~balaji