8312625: Test serviceability/dcmd/vm/TrimLibcHeapTest.java failed: RSS use increased

[RealCLanger]

Hi all,

This pull request contains a backport of JDK-8312625, commit 117f42db from the openjdk/jdk repository.

The commit being backported was authored by Thomas Stuefe on 26 Jul 2023 and was reviewed by Kevin Walls and David Holmes.

It hopefully fixes an issue that intermittently shows in our CI.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• JDK-8312625 needs maintainer approval
• Commit message must refer to an issue

Issue

• JDK-8312625: Test serviceability/dcmd/vm/TrimLibcHeapTest.java failed: RSS use increased (Bug - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/1718/head:pull/1718
$ git checkout pull/1718

Update a local copy of the PR:
$ git checkout pull/1718
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/1718/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1718

View PR using the GUI difftool:
$ git pr show -t 1718

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/1718.diff

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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]

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

[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:

8312625: Test serviceability/dcmd/vm/TrimLibcHeapTest.java failed: RSS use increased

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 9 new commits pushed to the master branch:

• be34f0b: 8271886: mark hotspot runtime/InvocationTests tests which ignore external VM flags
• bb2fcb8: 8314024: SIGSEGV in PhaseIdealLoop::build_loop_late_post_work due to bad immediate dominator info
• 6b192d3: 8299677: Formatter.format might take a long time to format an integer or floating-point
• caaf942: Merge
• dc00ae4: 8299658: C1 compilation crashes in LinearScan::resolve_exception_edge
• a44f8b0: 8314960: Add Certigna Root CA - 2
• 75e1441: 8314495: Update to use jtreg 7.3.1
• c4612c1: 8207166: jdk/jshell/JdiHangingLaunchExecutionControlTest.java - launch timeout
• 5b613e3: 8312489: Increase jdk.jar.maxSignatureFileSize default which is too low for JARs such as WhiteSource/Mend unified agent jar

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
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.

[mlbridge]

Webrevs

• 00: Full (04dcbf50)

[GoeLin]

/approve yes

[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.

[openjdk]

@GoeLin
8312625: The approval request has been approved.

[RealCLanger]

/integrate

[openjdk]

Going to push as commit 45b6bca.
Since your change was applied there have been 12 commits pushed to the master branch:

• 4e9b6da: 8309032: jpackage does not work for module projects unless --module-path is specified
• a5a3505: 8315549: CITime misreports code/total nmethod sizes
• f8f4943: 8244289: fatal error: Possible safepoint reached by thread that does not allow it
• be34f0b: 8271886: mark hotspot runtime/InvocationTests tests which ignore external VM flags
• bb2fcb8: 8314024: SIGSEGV in PhaseIdealLoop::build_loop_late_post_work due to bad immediate dominator info
• 6b192d3: 8299677: Formatter.format might take a long time to format an integer or floating-point
• caaf942: Merge
• dc00ae4: 8299658: C1 compilation crashes in LinearScan::resolve_exception_edge
• a44f8b0: 8314960: Add Certigna Root CA - 2
• 75e1441: 8314495: Update to use jtreg 7.3.1
• ... and 2 more: https://git.openjdk.org/jdk17u-dev/compare/f85df30c92401376b060d769a5fb08844bbac3d4...master

Your commit was automatically rebased without conflicts.

[openjdk]

@RealCLanger Pushed as commit 45b6bca.

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