Release Notes

Supported OS:

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

Required Software:

• Oracle JDK 8~16
• OpenJDK 8~16
• GraalVM 19~21

Features and Enhancements:

• GH-260: Full support for running on JDK 16 and monitoring/profiling Java 16 processes
• GH-262: Add support for Apple M1
• GH-270: Import of plugins from previous VisualVM version
• GH-275: Add information about enabled modules
• GH-279: Add partial progress for retained sizes computation
• GH-254: Branding of updater splash
• Stack trace for Python
• HeapViewer - logical value added Instant, Attributes$Name, FDBigInteger, java.lang.module
• HeapViewer - logical value for java.util classes - collections now display number of elements
• Application recognizer for Gradle
• Application recognizers for JDK tools updated

API Changes:

• GH-282: Add generics to public API of org.graalvm.visualvm.lib.jfluid.heap package
• GH-283: Add a way to obtain Heap from Instance

Fixed Bugs:

• GH-127: Incorrect max heap for G1GC
• GH-257: "Opening snapshot failed." due to incomplete compressed data read
• GH-263: Retained size calculated as negative
• GH-268: Detect that VisualVM is running on Eclipse OpenJ9
• GH-272: References are computed without progressbar
• GH-273: NPE: Cannot invoke "java.lang.management.MemoryMXBean.gc()"
• GH-274: Logical value: '...' added to complete string
• GH-276: Missing known blocking method
• GH-277: Incorrect horizontal scrolling
• GH-278: NPE at LongBuffer.startReading()
• GH-280: Incorrect selection background color on macOS
• HeapViewer - logical value fixed for PythonModule, SourceImpl$Key, InetSocketAddress, BigDecimal
• Memory sampler - improved refreshing under heavy load
• Improved detection of IntelliJ applications

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

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