Learning objectives
What you should understand
- Choose between OS clocks, TSC and RDTSCP
- Understand ordering, migration and invariant-TSC risks
- Calibrate cycles to time and quantify clock overhead
Lab
Hands-on exercise
Compare clock_gettime and RDTSCP overhead across pinned and unpinned runs.
Deliverable
Evidence of completion
A clock-comparison report with calibration error and ordering assumptions.
- Prerequisite
- EP 02