JVM
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Core Java
Running -XX:CompileCommand on Windows
The HotSpot JVM provides several command-line arguments related to Just In Time (JIT) compilation. In this post, I look at…
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Core Java
Java on Steroids: 5 Super Useful JIT Optimization Techniques
Java developer? Optimize your production monitoring. See the source code, call stack, and variable state behind all logged errors, warnings,…
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Core Java
Benchmarking High-Concurrency HTTP Servers on the JVM
After a first post about HTTP clients, to which I redirect you for an introduction about efficient HTTP on the…
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Core Java
CompressedOops: Introduction to compressed references in Java
In this article we are going to introduce you to one of the JVM optimizations known as Compressed oops. The idea…
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Core Java
Elastic infrastructure in practice
A couple of weeks ago I got a rare opportunity to get my hands dirty in the infrastructure field. Being…
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Core Java
HotSpot Incremental Java Garbage Collector
In my recent blog post Determining the Active HotSpot Garbage Collector, I described different approaches that can be used to…
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Core Java
Determining the Active HotSpot Garbage Collector
The StackOverflow questions find which type of garbage collector is running, Default Garbage collector for a jvm, How can I…
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Core Java
Looking at DiagnosticCommandMBean in JConsole and VisualVM
I’ve used JConsole for many years as a suitable generic JMX client. This tool is generally available with the Oracle…
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Core Java
Printing arrays by hacking the JVM
Overview One the most common gotchas in Java, is knowing how to print arrays. If an answer on how to…
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