Step-by-step JVM tuning for Spring Boot production servers. GC algorithm selection, heap sizing, GC logging, OOM response, and container environment pitfalls — all from real-world practice.
From WebFlux fundamentals to real-world implementation. Mono/Flux, Router Function, R2DBC, error handling, testing, and a performance comparison with MVC — all production-focused.
Five common memory leak patterns in Spring Boot applications and how to quickly diagnose them with Heap Dump analysis.
Practical tuning methods to reduce Spring Boot application response time. Step-by-step guide covering DB connection pools, JPA optimization, caching, and JVM settings.
Seven common causes of NPE in Spring Boot development, and how to prevent them fundamentally using Optional, defensive coding, and tests.