Learning objectives
What you should understand
- Connect PMU events to a concrete performance hypothesis
- Recognize multiplexing, skid and counting limitations
- Interpret cycles, instructions, misses and branch events together
Lab
Hands-on exercise
Use perf stat to confirm or reject a cache-miss hypothesis.
Deliverable
Evidence of completion
A counter table that states the hypothesis, evidence and caveats.
- Prerequisite
- EP 05