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Azul Zulu Prime Builds of OpenJDK Release Notes

Table of Contents

Looking for Zing? The Azul Zing Virtual Machine is now Azul Zulu Prime Builds of OpenJDK and part of Azul Platform Prime. Learn more.

Release date: June 30, 2022

Changes to the Azul Zulu Prime Builds of OpenJDK (Azul Zulu Prime JVM) made in Azul Platform Prime are summarized on this page.

What’s New

  • Azul Zulu Prime JVM includes internal bug fixes.

Known Issues

  • Aarch64 support is limited to Graviton 2 and 3. Graviton 1 is not yet supported.

Resolved Issues

The following issues were resolved in this release:

  • ZVM-14341 - NMT detailed mode allows user to track internal VM memory usage to the granularity of a single callsite. This feature is also very useful in case the user needs to find a memory leak.

  • ZVM-24010 - Optimized layout of GC internal data structure, improving native memory consumption by the garbage collector (GC).

  • ZVM-23142 - Improved virtual memory regions initialization to handle rare situations when there are existing mappings in preferred ranges. In such cases, the JVM previously failed to start with the error "Unable to setup virtual memory region for …​".

  • ZVM-24118 - Fixed crashes caused by constantPoolOopDesc::tag_at(int)

  • ZVM-23983 - async-profiler v2.7+ cpu profiling is now working with Prime.