Goals for this week (Lecture 5-6)

Share-memory programming with Pthreads.

Outline

• Profiling Tools
• Pthreads
  • Background
  • Pthreads Basics
    • Our First Pthreads Program
    • Fundamental Concepts and Common Functions
  • Matrix-Vector Multiplication
• Critical Sections and Synchronization
  • Critical Sections
  • Busy-Waiting
  • Mutex
  • Semaphore
  • Barrier and Condition Variables ← I don’t know why this part is deleted
• Thread Safety

Profiling Tools

Pthreads

Critical Sections and Synchronization

Thread Safety

Caveat: Incorrect programs can produce correct output!