Integrated: 8322732: ForkJoinPool may underutilize cores in async mode

[Doug Lea]

On Tue, 7 May 2024 22:50:18 GMT, Doug Lea <dl at openjdk.org> wrote:

> This set of changes address causes of poor utilization with small numbers of cores due to overly aggressive contention avoidance. A number of further adjustments were needed to still avoid most contention effects in deployments with large numbers of cores

This pull request has now been integrated.

Changeset: 789f704d
Author:    Doug Lea <dl at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/789f704d9ab5aaf87193f508859c4c9a528d7779
Stats:     735 lines in 2 files changed: 250 ins; 184 del; 301 mod

8322732: ForkJoinPool may underutilize cores in async mode
8327854: Test java/util/stream/test/org/openjdk/tests/java/util/stream/WhileOpStatefulTest.java failed with RuntimeException

Reviewed-by: alanb

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PR: https://git.openjdk.org/jdk/pull/19131