JVM
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Core Java
Squeezing data into the data structure
This story is about a capacity optimization task that we recently carried out at Plumbr. It all started with an innocent-looking…
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Core Java
What is the fastest Garbage Collector in Java 8?
OpenJDK 8 has several Garbage Collector algorithms, such as Parallel GC, CMS and G1. Which one is the fastest? What…
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Core Java
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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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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