8367302: New test jdk/jfr/event/profiling/TestCPUTimeSampleQueueAutoSizes.java from JDK-8366082 is failing

[parttimenerd]

Hi all,

This pull request contains a backport of commit d27649fe from the openjdk/jdk repository.

The commit being backported was authored by Johannes Bechberger on 8 Oct 2025 and was reviewed by David Holmes and Andrei Pangin.

The backported is clean, although git had slight problems.

Thanks!

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Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• JDK-8367302 needs maintainer approval
• Commit message must refer to an issue

Issue

• JDK-8367302: New test jdk/jfr/event/profiling/TestCPUTimeSampleQueueAutoSizes.java from JDK-8366082 is failing (Bug - P4 - Approved) ⚠️ Issue is already resolved. Consider making this a "backport pull request" by setting the PR title to Backport <hash> with the hash of the original commit. See Backports.

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk25u-dev.git pull/155/head:pull/155
$ git checkout pull/155

Update a local copy of the PR:
$ git checkout pull/155
$ git pull https://git.openjdk.org/jdk25u-dev.git pull/155/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 155

View PR using the GUI difftool:
$ git pr show -t 155

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk25u-dev/pull/155.diff

[bridgekeeper]

👋 Welcome back jbechberger! 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]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.