Outline

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Outline

• MPI-1 Overview
• Timing MPI Programs
• Buffering and Nonblocking operations
• Deferred Synchronization
• Collective Computation and Communication
• Datatypes
• Implementing Master/Slave Algorithms in MPI
• MPI message protocols

• Persistent Operations
• Synchronization and Contention
• Polling Effects
• Using the Profiling Interface
• Why Contexts?
• Send Mode Comparison
• Implementation Parameters
• MPI-2 Overview
• MPI and Threads
• MPI-IO