Performance Tuning · interview question
Which of the following scenarios might lead to a 'stop-the-world' pause, even when using a collector like ZGC?
Multiple choiceHardchapter-14-curatedpremiumperformance-tuningoutofmemoryerrors
Answer and explanation
Correct answer
B. A large number of finalizer objects queued.
Why
Even with low-latency collectors like ZGC, certain operations, such as processing a large queue of finalizer objects, can trigger a 'stop-the-world' pause. These pauses are necessary to handle global synchronization tasks.
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