JVM Memory and Garbage Collection in Microservices Architectures
Learn how JVM memory and GC tuning affect microservices. Explore best practices for heap sizing, GC choice, and performance optimization in cloud-native systems
All Tutorials
JVM Performance Tuning Checklist for Enterprise Applications
A complete JVM performance tuning checklist for enterprise apps. Covers GC, heap, JIT, monitoring, flags, and best practices for scalable production systems.
Diagnosing and Fixing OutOfMemoryError in Production
Learn how to diagnose and fix OutOfMemoryError in production Java apps. Covers causes, detection, GC tuning, memory leaks, and best practices for stability
Common Myths About JVM and GC: What Developers Get Wrong
Debunk common myths about JVM and Garbage Collection. Learn the truth about heap, GC tuning, JIT, safepoints, and performance in modern Java versions
Alternatives to the JVM Garbage Collector: Off-Heap Stores and Native Memory
Explore alternatives to JVM Garbage Collection using off-heap stores and native memory for better performance, reduced GC pauses, and optimized workloads
Introduction to Software Testing in Java: Why Testing Matters
Learn the importance of software testing in Java, covering JUnit 5, Mockito, Testcontainers, CI/CD, TDD, and best practices for reliable applications
Unit Testing vs Integration Testing vs End-to-End Testing in Java
Understand the differences between unit, integration, and end-to-end testing in Java with JUnit 5, Mockito, and Testcontainers for CI/CD pipelines
Getting Started with JUnit 5: Setup and First Test in Java
Learn how to set up JUnit 5 in Java, write your first test, and explore annotations, assertions, parameterized tests, and CI/CD integration
JUnit 5 Annotations Explained: @Test, @BeforeEach, @AfterEach, @BeforeAll, @AfterAll
Master JUnit 5 annotations like @Test, @BeforeEach, @AfterEach, @BeforeAll, and @AfterAll with code examples, lifecycle insights, and best practices
Assertions in JUnit: assertEquals, assertTrue, assertThrows, and More
Master JUnit 5 assertions including assertEquals, assertTrue, assertThrows, and more with code examples, best practices, and CI/CD integration tips