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Azul Zulu Prime System Tools 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: September 13, 2021

These release notes describe new features, resolved issues, and known issues in the release of Azul Zulu Prime System Tools (ZST) 5.22.10.

New Features and Updates

Below are new features introduced in ZST 5.22.10:

Heap management

Performance improvements with Optimized Java heap management for Intel® Optane™ DC Persistent Memory

Resolved Issues

There are no newly resolved issues in ZST 5.22.10.

Known Issues

The following table lists all known issues in the release of ZST 5.22.10.

Bug ID Description


Intel Ice Lake architecture’s 5-level paging feature is not yet supported. Installing ZST with 5-level paging will cause a kernel panic.