VisualVM is an OpenJDK project from Sun to create an all-in-one troubleshooting tool for Java applications. The tool is a combination of several existing tools and newer profiling capabilities.

Although jstack (Java Stack Trace) is a useful tool for learning more about a how a Java thread is behaving, VisualVM is an even easier method for obtaining the same type of information. It is ...

Java VisualVM "can allow developers to generate and analyze heap dumps, track down memory leaks, browse the platform's MBeans and perform operations on those MBeans, perform and monitor garbage ...

Offered as part of Java Platform, Standard Edition (SE) Update 7, Java VisualVM provides a visual diagnostic tool for development and production environments. It includes such technologies as ...

Offered as part of Java Platform, Standard Edition (SE) Update 7, Java VisualVM provides a visual diagnostic tool for development and production environments.

VisualVM uses the official Java Management Extensions (JMX) to obtain the stack traces of threads. Async-profiler, on the other hand, uses the unofficial AsyncGetCallTrace API.