8346875: Test jdk/jdk/jfr/event/os/TestCPULoad.java fails on macOS

[RealCLanger]

Hi all,

This pull request contains a backport of commit e2a9bb18 from the openjdk/jdk21u-dev repository.

The commit being backported was authored by Christoph Langer on 2 Oct 2025 and had no reviewers.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8346875 needs maintainer approval

Issue

• JDK-8346875: Test jdk/jdk/jfr/event/os/TestCPULoad.java fails on macOS (Bug - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/4018/head:pull/4018
$ git checkout pull/4018

Update a local copy of the PR:
$ git checkout pull/4018
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/4018/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 4018

View PR using the GUI difftool:
$ git pr show -t 4018

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/4018.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back clanger! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@RealCLanger This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8346875: Test jdk/jdk/jfr/event/os/TestCPULoad.java fails on macOS

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 11 new commits pushed to the master branch:

• 7341302: 8349188: LineBorder does not scale correctly
• 9ae44ef: 8310049: Refactor Charset tests to use JUnit
• 35dbfb2: 8288109: HttpExchangeImpl.setAttribute does not allow null value after JDK-8266897
• ... and 8 more: https://git.openjdk.org/jdk17u-dev/compare/838f69c226367279176bae366d52afb2fe0f0f31...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @RealCLanger This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 00: Full (9a6f0f26)

[RealCLanger]

/integrate

[openjdk]

Going to push as commit d4496d8.
Since your change was applied there have been 23 commits pushed to the master branch:

• 049f629: 8361253: CommandLineOptionTest library should report observed values on failure
• df818fc: 8360022: ClassRefDupInConstantPoolTest.java fails when running in repeat
• 09e4cab: 8357799: Improve instructions for JFileChooser/HTMLFileName.java
• ... and 20 more: https://git.openjdk.org/jdk17u-dev/compare/838f69c226367279176bae366d52afb2fe0f0f31...master

Your commit was automatically rebased without conflicts.

[openjdk]

@RealCLanger Pushed as commit d4496d8.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.