Lecture 10

Learning objectives

After this class, you should be able to:

1. Use MPI collective communication to write efficient code.
2. Develop algorithms for efficient implementations of MPI collective communication and analyze their parallel time complexities.

Reading assignment

1. Lecture 10 slides.
2. Lecture 10 example code.
3. Section 3.4.

Exercises and review questions

• Questions on current lecture's material
  1. Modify your assignment 1 example so that it uses collective communication.
  2. Give an efficient algorithm for scatter and derive its parallel time complexity.

• Questions on next lecture's material
  1. None.