Release Notes

Supported OS:

• Microsoft Windows
• Linux: Intel platform, ARM HFLT, AArch64
• macOS: Intel platform, Apple M1

Required Software:

• Oracle JDK 8~19
• OpenJDK 8~19
• GraalVM 19~22

Features and Enhancements:

• Full support for running on/monitoring & profiling JDK 19:
  • GH-415: JDK 19 support
• Heap viewer usability improvements:
  • GH-437: Add logical value for several Nodes
  • GH-431: [HeapViewer] add logical value for python class 'decimal.Decimal'
  • GH-430: [HeapViewer] Add support for TruffleString in Python heap viewer
• Other improvements:
  • GH-448: Detect GraalVM language using system property
  • GH-435: Add information about JDK release date and LTS
  • GH-423: Remove Self time nodes from the sampler/profiler CPU trees when their total time is at 0,0 ms.
  • GH-429: Update generic JFR loader to version 8.2.1
• Powered by the NetBeans Platform 14.0:
  • GH-438: Upgrade NetBeans Platform

Fixed Bugs:

• GH-451: [Heapviewer] Fix logical value for Ruby classes
• GH-446: [HeapViewer] Cannot call progress on a task that was never started
• GH-442: NPE from JvmJvmstatModel.getFirstArgument()
• GH-436: NPE in TruffleFrame.createLocals()
• GH-434: Incorrect colour of diff bar in memory sampler
• GH-432: [HeapViewer] Python 'dict' does not have any items
• GH-428: Profiler tab updates for terminated applications
• GH-426: GitHub issue template should explain how to obtain messages.log
• GH-425: Nodejs heap dump does not have any JavaScript objects
• GH-424: NPE in TruffleFrame.getObjectArray
• GH-422: Automatic re-connect of JXM application does not work
• GH-421: Remote JMX application reported as <unknown>
• GH-420: Arguments line of remote JVM cropped at 1024 characters
• GH-418: JFR does not work for remote OracleJDK 8
• GH-417: JFR enabled for JDK 7
• GH-416: Move JFR support to org.graalvm.visualvm.tools module
• GH-414: Profiler calibration fails on Solaris with JDK 11
• GH-304: Don't see polyglot functionality when running via JMX

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

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