Home » Tag Archives: Profiling

Tag Archives: Profiling

Profile your applications with Java VisualVM


When you need to discover what part of an application consume the more CPU or Memory, you must use a profiler to do that. One profiler, packed by default with the Sun JDK is Java VisualVM. This profiler is really simple to use and really powerful. In this post, we’ll see how to install it and use it to profile ...

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Performance Anxiety – on Performance Unpredictability, Its Measurement and Benchmarking


Joshua Bloch had a great talk called Performance Anxiety (30min, via Parleys slides also available ) at Devoxx 2010, the main message as I read it was Nowadays, performance is completely non-predictable. You have to measure it and employ proper statistics to get some meaningful results. Microbenchmarking is very, very hard to do correctly. No, you misunderstand me, I mean ...

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