Tag
sampling-profilers
- Sep 22, 2026 Mapping Sampled Addresses Back to Functions and Source Lines A sample records a virtual address; turning it into a function name, a file, and a line number requires load addresses, symbol tables, and debug information that frequently disagree. performance engineering
- Mar 16, 2026 How Sampling Profilers Turn Timer Interrupts into Execution Profiles Why a profiler interrupts rather than instruments, what each sample records, and how timer frequency and signal delivery bias the result. performance engineering
- Sep 20, 2025 How Many Samples a Profile Needs Before Its Numbers Mean Anything Sampling profiles are binomial estimates, not measurements; the arithmetic that turns sample counts into confidence intervals, and the differences a run can actually resolve. performance engineering