RFR: 8322732: ForkJoinPool may underutilize cores in async mode [v2]

Doug Lea dl at openjdk.org
Sun May 12 13:12:24 UTC 2024


> 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

Doug Lea has updated the pull request incrementally with one additional commit since the last revision:

  Address review comments

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/19131/files
  - new: https://git.openjdk.org/jdk/pull/19131/files/7e64cdfc..8689ac12

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=19131&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=19131&range=00-01

  Stats: 111 lines in 1 file changed: 29 ins; 13 del; 69 mod
  Patch: https://git.openjdk.org/jdk/pull/19131.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19131/head:pull/19131

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


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