Java Production Issue Troubleshooting Guide (Memory Leak, CPU Spikes & Thread Dumps)
Production issues in Java applications can silently impact business operations before users even report them. This guide covers real-world Java production troubleshooting techniques for diagnosing: Java memory leaks High CPU usage Thread contention Deadlocks Application hangs JVM performance bottlenecks Whether you're working on Spring Boot microservices, enterprise applications, or cloud-native Java systems, this troubleshooting guide will help you debug production incidents efficiently. 🚨 Common Java Production Issues Issue Symptoms Memory Leak Increasing heap usage, frequent GC, OutOfMemoryError CPU Spike 100% CPU usage, slow APIs Thread Deadlock Application freeze/hang GC Thrashing High Full GC frequency DB Connection Leak Request timeout Blocking Threads APIs become unresponsive Metaspace Overflow ClassLoader memory issue đź–Ľ️ Recommended Feature Image (JPG) Image Placement: Top Banner đź§ Understanding JVM Memory Areas Before debugging production issues, understand JVM memor...