Parallel and Concurrent Programming with C++ Part 2

Explore advanced techniques for parallel and concurrent programming with C++. Learn about condition variables, semaphores, barriers, thread pools, and more.

Introduction

• Learn parallel programming basics
• What you should know
• Exercise files

1. Synchronization

• Condition variable
• Condition variable: C++ demo
• Producer-consumer
• Producer-consumer: C++ demo
• Semaphore
• Semaphore: C++ demo

2. Barriers

• Race condition
• Race condition: C++ demo
• Barrier
• Barrier: C++ demo
• Latch: C++ demo

3. Asynchronous Tasks

• Computational graph
• Thread pool
• Thread pool: C++ demo
• Future
• Future: C++ demo
• Divide and conquer
• Divide and conquer: C++ demo

4. Evaluating Parallel Performance

• Speedup, latency, and throughput
• Amdahl's law
• Measure speedup
• Measure speedup: C++ demo

5. Designing Parallel Programs

• Partitioning
• Communication
• Agglomeration
• Mapping

6. Challenge Problems

• Welcome to the challenges!
• Challenge: Matrix multiply
• Solution: Matrix multiply
• Challenge: Merge sort
• Solution: Merge sort
• Challenge: Download images
• Solution: Download images

Conclusion

• Next steps