Computer Science 335
Parallel Processing and High Performance Computing

Fall 2026, Siena University

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Agenda

• Announcements
  • Programming Project 2: Jacobi Iteration in C [HTML] [PDF] should be wrapping up
  • Continue to read/skim Chapter 3: this week we focus on sections 3.1 to 3.4.
  • Lab 3: Processes and MPI Introduction [HTML] [PDF], finish up by Wednesday at the latest - don't stay stuck, ask for help as needed
• Programming Project 3: MPI Recursive Digit Sum [HTML] [PDF] out
• Lab 4: Point to Point Communication [HTML] [PDF], should be able to get most of the way through today, will be due Friday if not

Terminology

• communicator (in MPI)
• local vs. global data/variables