Release Notes

Supported OS:

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

Required Software:

• Oracle JDK 8~18
• OpenJDK 8~18
• GraalVM 19~22

Features and Enhancements:

• Support for JDK 18:
  • GH-362: JDK 18 support
• VisualVM-JFR Streaming plugin for exact thread state monitoring:
  • GH-363: Add exact thread state monitoring
• Heap viewer usability improvements:
  • GH-354: [HeapViewer] display logical value of java.nio.file.Path
  • GH-360: Display number of elements as logical value for ConcurrentHashMap
• GraalJS plugin updated:
  • GH-359: Update graaljs plugin to GraalVM 21.3.

Fixed Bugs:

• GH-349: Polyglot sampler does not distinguish python methods with the same name.
• GH-350: Improve detection of Apache NetBeans Dev builds
• GH-351: Graal.js: java.lang.IllegalStateException: Multi threaded access requested by thread
• GH-355: typo in isSubclassOf
• GH-361: NPE from HprofHeap.fillHeapTagBounds(HprofHeap.java:1320)
• GH-364: VisualVM default gtk plaf not working on a default Ubuntu install
• GH-365: Cannot initialize GTK colors on Linux
• GH-366: An illegal reflective access warning on Linux
• GH-367: Missing known blocking method
• GH-368: NPE when trying to connect to packaged application
• GH-369: Error getting SA agent: ClassNotFoundException: sun.jvm.hotspot.HotSpotAgent
• GH-370: NPE: Cannot invoke "Instance.getJavaClass()" because "loc" is null
• GH-371: CCE: class DynamicObject$Property$1 cannot be cast to class ObjectFieldValue
• GH-373: NPE in StringDecoder.<init>
• GH-376: Eclipse Launcher is not signed

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

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