Additional Notes
What is allocation churn?
Track: Java
Topic: Performance Tuning
Focus: Garbage Collection Basics
Java: Garbage Collection Basics
Answer
A high rate of short-lived object creation that increases GC and CPU work.
A service can have stable overall heap usage and still perform poorly if it creates too many temporary objects in hot paths. Repeated mappings, temporary collections, and large transient payloads often create this kind of churn.
A service can have stable overall heap usage and still perform poorly if it creates too many temporary objects in hot paths. Repeated mappings, temporary collections, and large transient payloads often create this kind of churn.
Topics: Garbage Collection Basics Java Performance Tuning