Performance Tuning – Page 3 – Sharp: NCLEX, Java & Python

Java: Thread Dumps

Why does a thread dump matter in practice?

Why are thread states like BLOCKED important in diagnostics?

How do generational garbage collectors manage memory?

What role does the Metaspace play in the JVM?

Why does a Major GC matter in practice?

How would you explain a 'Stop-The-World' pause in JVM in an interview?

How does G1GC attempt to control pause times?

Why are thread dumps important in diagnosing JVM issues?

How does ZGC achieve minimal pause times?

Why does the difference between Young and Old generations in GC matter in practice?