[jdk21u] RFR: 8317692: jcmd GC.heap_dump performance regression after JDK-8292818

Fri Oct 20 08:29:01 UTC 2023

Hi all,

This pull request contains a backport of commit [8f5f4407](https://github.com/openjdk/jdk/commit/8f5f44070a7c6dbbbd1005f9d0af5ab7c35179df) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Hannes Greule on 19 Oct 2023 and was reviewed by Alex Menkov and Frederic Parain.

Thanks!

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Commit messages:
 - Backport 8f5f44070a7c6dbbbd1005f9d0af5ab7c35179df

Changes: https://git.openjdk.org/jdk21u/pull/274/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=274&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8317692
  Stats: 300 lines in 3 files changed: 292 ins; 1 del; 7 mod
  Patch: https://git.openjdk.org/jdk21u/pull/274.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/274/head:pull/274

PR: https://git.openjdk.org/jdk21u/pull/274