How to Read a Flame Graph: A Practical Profiling Guide for JVM Developers

Stop guessing where your Java app is spending its time. Here is everything you need to go from zero to…

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FinOps for Developers: Understanding and Cutting Your Team’s Cloud Bill

Right-sizing JVM workloads, migrating to Graviton, and running spot instances aren’t manager problems. They’re engineering decisions — and they’re yours…

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How to Read a Flame Graph: A Practical Profiling Guide for JVM Developers

async-profiler demystified — learn to spot the hot frames, understand the stack, and fix what actually matters. Why Flame Graphs…

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eBPF for Java Developers: What It Is, Why It’s Revolutionizing Observability, and How It Affects Your JVM Profiling

The technology reshaping how async-profiler and JFR see your code — explained without the kernel jargon. If you have spent…

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Compact Object Headers: The Invisible JDK 25 FeatureWith the Biggest Memory Impact

How four saved bytes per object can quietly transform your entire heap — and why you don’t have to change…

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The Classloading Graph: Why Your Spring Boot App’s Startup Time Is a Classloading Problem and Not a Bean Problem

Startup time is nearly always blamed on bean initialisation. The actual bottleneck is usually classloading — a graph traversal problem…

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Java 25: A Leaner, Smarter, and More Expressive Future

Java 25 marks a pivotal moment in the evolution of the language—refining its core strengths while embracing modern programming paradigms.…

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Memory Leak Patterns & Repairs in Popular Java Projects

If you’ve ever seen your Java application quietly balloon in memory until it looks like it’s ready to host a…

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GraalVM AOT: Is This Finally the End of JVM Warmup?

The Java Virtual Machine has always been a study in contrasts. On one hand, it delivers remarkable peak performance thanks…

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