Recently I’ve been looking around for a Java profiler (since the two things you need for a successful performance tuning session are good data and clear targets). I’ll share the notes about my findings in the hope that they might be useful for someone. Quick disclaimer: don’t ...

or: does Thread.yield have its place in todays Java programs?

I was profiling a rather old legacy codebase (since the first rule of performance optimization is “profile it” with the close second of “have clear goals in mind” - but that’s an other post) and - after optimizing the first ...