JVM Buzzwords Java developers should understand

This article will share with you a few JVM “buzzwords” that are important for Java developers to understand and remember before performing any…

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GC tuning in practice

Tuning Garbage Collection is no different from any other performance-tuning activities. Instead of giving in to temptation for tweaking random…

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What is Garbage Collection?

The following is an example from our Garbage Collection Handbook which will be published in the forthcoming weeks. In the meanwhile, take…

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Immutable Infrastructure, hotdeploys, and the JVM

Do you deploy and undeploy your JVM-based applications (regardless of JVM container/no-container) in production? ie, when you have new versions…

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Do we really still need a 32-bit JVM?

Even today (and it’s 2015) we have two versions or Oracle HotSpot JDK – adjusted to 32 or 64 bits architecture.…

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Logging stop-the-world pauses in JVM

Different events can cause the JVM to pause all the application threads. Such pauses are called Stop-The-World (STW) pauses. The…

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When JVMs Crash: How to Investigate the Root Cause of Your Toughest Errors

What can you learn when your application crashes? I think, “Hindsight is 20 / 20” is one of the favourite…

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7 Things You Thought You Knew About Garbage Collection – and Are Totally Wrong

What are the biggest misconceptions about Java Garbage Collection and how’s it really like? When I was a kid my…

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Java Performance Tuning: Getting the Most Out of Your Garbage Collector

What’s going on under the hood of the JVM and how Garbage Collection affects Java performance? The performance tuning world…

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