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This post builds on the basis of a previous post on safepoints. If you've not read it you might feel lost and confused. If you have read it, and still feel lost and confused, and you are certain this feeling is related to the matter at hand (as opposed to an existential crisis), please ask away. So, now that we've established what safepoints are, and that: Safepoint polls are dispersed at fairly a
{UPDATE 03/09/14: If you come here looking for JMH related content start at the new and improved JMH Resources Page and branch out from there!} Demonstrating use of JMH and exploring how the framework can squeeze every last drop out of a simple benchmark. Writing micro benchmarks for Java code has always been a rather tricky affair with many pitfalls to lookout for: JIT: Pre/Post compilation behav
Summary: First in a quick(hopefully) series of posts on memory alignment in Java. This post introduces memory alignment, shows how to get memory aligned blocks, and offers an experiment and some results concerning unaligned memory performance. Since the first days of Java, one of the things you normally didn't need to worry about was memory. This was a good thing for all involved who cared little
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