1. Multiprocessors and Thread-Level Parallelism Performance of SSM Multiprocessors “ The overall cache performance is a combination of the behavior of uniprocessor cache miss traffic and the traffic caused by communication, which results in invalidations and subsequent cache misses.” Hennessy and Patterson

2. True sharing miss X False sharing miss

4. Performance of the Commercial Workload

5. Performance of the Commercial Workload

6. Performance of the Commercial Workload

7. Performance of the Commercial Workload

8. Performance of the Commercial Workload

10. Performance of the Multiprog. And OS Workload

11. Performance of the Multiprog. And OS Workload

12. Performance of the Multiprog. And OS Workload

13. Performance of the Multiprog. And OS Workload

14. Thank you! Author: Prof. Sergio Takeo, Marcelo Arbore. Bibliography: Patterson, D. A.; Hennessy, J. L. Computer Architecture: A quantitative Approach, 4 th Ed. Morgan Kaufmann Publishers. “ The overall cache performance is a combination of the behavior of uniprocessor cache miss traffic and the traffic caused by communication, which results in invalidations and subsequent cache misses.” Hennessy and Patterson