Performance Tuning · interview question
Which diagnostic tool is used to capture a snapshot of all JVM threads?
Multiple choiceEasychapter-14-curatedpremiumperformance-tuningstop-the-world-pauses
Answer and explanation
Correct answer
C. Jstack
Why
The jstack tool is used to capture a snapshot of all threads in a JVM. This provides insight into thread states and helps diagnose issues related to thread contention or deadlocks.
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