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CrayXEPort
Jeff Squyres edited this page Sep 2, 2014
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https://svn.open-mpi.org/svn/ompi/tmp/cray-xe
- Would like to support direct launch using PMI
- SNL and LANL are going to refactor the various PMI codes to make more sense
- Manju has sent out protocol performance comparison data
- Need to start collecting undocumented pieces of wisdom (what works, what doesn't, performance tuning, etc.)
- Design goals: scalability vs. performance, etc.
- MPICH2 currently uses DMAPP for some collectives to improve performance, do we need to do the same?
- Any issues in sharing DMAPP and uGNI in the same process?
- No plans at this time.