Review of Techniques III

Review of Techniques III

• Match send/receive order to underlying implementation
• Aggressive eager
  • receives before sends; MPI_Issend or MPI_Irsend
• Rendezvous with Sender Push
  • receives before sends (sometimes…)
  • consider short messages to ensure sends started
  • faster barriers can also be used
• Rendezvous with Receiver Pull
  • sends before receives

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