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3303-flashcards/hATaBiZQ - 3303/mGn5xDIO - How does a Sampling Profiler determine where a program is spending its time.md
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How does a Sampling Profiler determine where a program is spending its time?

📉 It periodically samples the instruction counter and uses a symbol table to map those instructions to specific methods or procedures. The percentage of total counts per method represents the percentage of time spent there.