[jdk21u-dev] RFR: 8320924: Improve heap dump performance by optimizing archived object checks

Aleksey Shipilev shade at openjdk.org
Tue Apr 9 07:30:29 UTC 2024


Improves heap dump performance some more.

Additional testing:
 - [x] MacOS AArch64 server release, heap dump performance improved
 - [x] MacOS AArch64 server fastdebug, serviceability/ (contains heap dump tests)
 - [x] MacOS AArch64 server fastdebug, runtime/ErrorHandling (contains heap dump on failure tests)
 - [x] MacOS AArch64 server fastdebug, gc/epsilon (contains heap dump on failure tests)
 - [x] MacOS AArch64 server fastdebug, sun/tools/jhsdb (contains heap dump tests)

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

Commit messages:
 - Backport f32ab8cc47c8a1b4887e9c7c86b145ce4b85c546

Changes: https://git.openjdk.org/jdk21u-dev/pull/479/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=479&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8320924
  Stats: 41 lines in 3 files changed: 19 ins; 17 del; 5 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/479.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/479/head:pull/479

PR: https://git.openjdk.org/jdk21u-dev/pull/479


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