[jdk21u-dev] RFR: 8344577: Virtual thread tests are timing out on some macOS systems [v2]

[Christoph Langer]

> Hi all,
> 
> This pull request contains a backport of [JDK-8344577](https://bugs.openjdk.org/browse/JDK-8344577), commit [a032de29](https://github.com/openjdk/jdk/commit/a032de2904baf83143415858ed7191549c659035) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Alan Bateman on 25 Nov 2024 and was reviewed by Jaikiran Pai.
> 
> I did a minor resolve in test/jdk/java/lang/Thread/virtual/stress/GetStackTraceALotWhenPinned.java and dropped changes to several tests which do not exist in 21.
> 
> Thanks!

Christoph Langer has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains one additional commit since the last revision:

  8344143: Test jdk/java/lang/Thread/virtual/stress/GetStackTraceALotWhenPinned.java timed out on  macosx-x64
  8344577: Virtual thread tests are timing out on some macOS systems

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

Changes:
  - all: https://git.openjdk.org/jdk21u-dev/pull/2297/files
  - new: https://git.openjdk.org/jdk21u-dev/pull/2297/files/9345ee98..ef41e434

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2297&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2297&range=00-01

  Stats: 5153 lines in 69 files changed: 2945 ins; 687 del; 1521 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2297.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2297/head:pull/2297

PR: https://git.openjdk.org/jdk21u-dev/pull/2297