Lecture 19

Learning objectives

After this class, you should be able to:

1. Optimize multi-threaded code so that it makes effective use of cache on different multi-core architectures.
2. Identify common types of errors in multi-threaded code.

Reading assignment

1. Section 4.10 - 4.12.
2. Lecture 19 slides.

Exercises and review questions

• Questions on current lecture's material
  1. (Post on the discussion board) Implement code that uses the idea shown on slide 6 and evaluate it with threads running on different pairs of cores on gpu. What insight did you obtain from these runs?
  2. Write code that includes some of the errors mentioned in Common Concurrency Problems and also code that fixes those problems.

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