JVM
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Core Java
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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Core Java
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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Core Java
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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Core Java
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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Core Java
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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Core Java
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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Core Java
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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Core Java
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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Core Java
Dismantling invokedynamic
Many Java developers regarded the JDK’s version seven release as somewhat a disappointment. On the surface, merely a few language…
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