1. Communication Framework
Sameer Kumar

2. Communication: The Ultimate Hurdle
Understanding Communication Overheads
Optimizing communication patterns in applications

3. Three Pronged Approach
Optimizing communication using features of architectures
Better algorithms for optimizing communication patterns
Automatic optimization framework

4. Areas of Research Parallel algorithms Interconnect network simulation
Collective communication optimization schemes
Interconnect network simulation
Understanding networks
Possible development of new networks through simulation
Software engineering
Comlib framework currently has about 80 classes and 4-5 design patterns

5. Each strategy defines its own learner
Class Hierarchy
Each strategy defines its own learner
insertMessage()
doneInserting()
Learner
Charm Strategy
UserProg.
delegation
ComlibMgr
Handle
insertMessage()
doneInserting()
Strategy
ConvComlibMgr

6. Future Tasks Infiniband port Bluegene and IBM SP performance
Design of a new communication interconnect suitable for message driven programming
Support more collectives (reductions)
Need motivated students!!