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24.09.0.0

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24.09.0.0

Release Notes PDF

Release date: October 3, 2024

This release is based on the Azul Zing Build of OpenJDK (Zing) 24.08.0.0 and corresponds to the following OpenJDK versions:

Major Version OpenJDK Version

8

1.8.0_422-b5

11

11.0.24+8-LTS

17

17.0.12+7-LTS

21

21.0.4+4-LTS

What’s New

  • Zing 24.09.0.0 increases the maximum code cache supported from 1758 MB to 4 GB. You can now set both ReservedCodeCacheSize and InitialCodeCacheSize to a value up to 4 GB.

  • In case you need to disable Extended Native Memory Tracking (NMT), Zing 24.09.0.0 includes new command line option UseExtendedNMT, which you can use to disable Zing’s Extended NMT, and EnableNMTIntegrityChecks, which you can use to disable checks on allocations. Zing runs in Extended NMT mode and includes integrity checks by default. Using -XX:-UseExtendedNMT tells Zing to run NMT in a Zulu-like mode. We do not recommend disabling Extended NMT except in very specific cases.

Known Issues

  • There are no new issues to report in this release.

Resolved Issues

Issue ID Description

ZVM-31884

Memory reservation fails on 6.8 kernel with dense encoding in non-ZST mode

ZVM-32021

Malformed characters as part of cgroup data in GC log header

ZVM-31803

[Inliner] AlwaysInline can cause code explosion in the inliner

ZVM-31859

Don’t hold JVM lock while performing Falcon context reset

ZVM-31812

Expensive JNI method handle resolution in CompileQueue::scan_for_task may delay application threads

ZVM-31705

Frequent chunk sending re-tries