Release Notes

VisualVM 2.1.8 has been released on March 19th, 2024. This document describes changes introduced by this release.

System Requirements

Full support for running on/monitoring & profiling JDK 22:
- GH-556: JDK 22 support
Heap viewer improvements:
- GH-553: [HeapViewer] display logical value of WindowsPathWithAttributes
- GH-545: [HeapViewer] Allow to share heap cache (*.hwcache) between different computers
- GH-539: [HeapViewer] failed to show threads when heap dump contains virtual threads (JDK 22)
- GH-534: [HeapViewer] Improve logical value for LogRecord
Other improvements:
- GH-536: Recognize Maven Wrapper process
- GH-527: Update generic JFR loader to version 8.3.1
- GH-526: Upgrade NetBeans Platform to 19

GH-560: CPU Sampler Results Not Reset For a New Session
GH-559: Go to source does not work for JDK classes
GH-555: Opening heap dump on M1 Mac is slow
GH-551: CPU sample from JFR file can take a long time
GH-550: Missing known blocking method in Object and Thread
GH-548: VisualVM Throws Exceptions On Startup (Proxy vs. JavaScript)
GH-543: [HeapViewer] NPE from processGCRootReference()
GH-538: GraalVM 23.1 standalone languages distributions not recognized
GH-537: Polyglot Sampler doesn't work with GraalVM for JDK 21
GH-535: Mac OS distribution - missing CFBundleIdentifier
GH-533: VisualVM fails on parsing/showing object of LogRecord class if it uses an extended Level class
GH-530: Additional File in HeapViewer's hwcache on Windows
GH-529: Sort threads by name is incorrect
GH-521: selected Thread switches
GH-497: Running VisualVM.app from Finder still needs Rosetta
GH-482: JDBC profiler - SQL query is truncated to 1024 chars
GH-476: JFluid wire protocol error: code does not correspond to command or response.
GH-306: Password are saved in the connection configuration files

To view all known problems please see the VisualVM Issues page.

To resolve the most common problems please follow the Troubleshooting Guide.