22.08.0.0

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Release date: August 30, 2022

This release corresponds to the following OpenJDK versions:

Internal bug fixes.
ZVM-24576 - New feature, Allocation Pacing, to help protect against long allocation delays. When enabled, the virtual machine adds smooth delays to allocations as the heap usage approaches the maximum. This new feature helps prevent long allocation delays caused by memory exhaustion and helps the garbage collector keep up. To enable the feature, use -XX:+GPGCUseAllocationPacing, available in non-ZST mode only.
ZVM-24277 - Implemented StringUTF16.compress

Issue ID	Description
ZVM-24429	Using Xlog:safepoint could cause long pauses under I/O contention
ZVM-24614	PrintCodeCacheMap could cause application crash at exit time.
ZVM-24455	LockOpt::eliminateNestedLock could sometimes add an invalid/stale value to the deopt bundle which could potentially lead to crashes.

Issue ID

Description

ZVM-24429

Using Xlog:safepoint could cause long pauses under I/O contention

ZVM-24614

PrintCodeCacheMap could cause application crash at exit time.

ZVM-24455

LockOpt::eliminateNestedLock could sometimes add an invalid/stale value to the deopt bundle which could potentially lead to crashes.