A low-overhead sampling profiler for Java that does not suffer from the "safepoint bias" problem. It is highly regarded by performance engineers. Conclusion
JProfiler offers a fully functional 10-day trial . This is usually enough time to identify a specific memory leak or performance bottleneck in a project. jprofiler license key github
If a JProfiler license isn't in your budget, the Java ecosystem has incredible free tools that offer similar functionality: A low-overhead sampling profiler for Java that does