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Tag: jvisualvm

Difference between sampling and profiling in jVisualVM

VisualVM has two separate tabs for sampling and profiling. What is the difference between sampling and profiling in VisualVM? Answer Sampling means taking lots of thread dumps and analyzing stack traces. This is usually faster, does not require runtime changes in your bytecode (which may break it), but is also less accurate. Profiling means instrumenting your classes and methods, so