Performance Tuning · interview question
How would you explain a common cause of a 'java.lang.OutOfMemoryError: Metaspace' error in a JVM application in an interview?
Multiple choiceEasychapter-14-curatedpremiumperformance-tuningthread-dumps
Answer and explanation
Correct answer
D. Excessive class loading
Why
Metaspace is where the JVM stores class metadata. Excessive class loading without proper unloading can lead to 'java.lang.OutOfMemoryError: Metaspace', as it fills up with class definitions.
Test yourself on Performance Tuning
A free test with instant, explained results. No account needed.
More Performance Tuning questions
- In a system using the Z Garbage Collector (ZGC), what is a notable advantage compared to traditional Stop-The-World…
- How would you explain a key advantage of the Z Garbage Collector (ZGC) over traditional garbage collectors in an…
- CPU is pinned and requests are hanging. Which artifact tells you what threads are doing right now?
- What does the Z Garbage Collector (ZGC) mainly aim to achieve?
- In the context of JVM garbage collection, what is the main benefit of using the G1 Garbage Collector over traditional…
- Why do teams use a thread dump (jstack) when diagnosing application performance issues in production code?