8312474: JFR: Improve logging to diagnose event stream timeout

[egahlin]

Could I have review of a PR that adds logging to diagnose a test timeout.

It also fixes a bug where the test didn't wait for the Old Collection event to arrive.

Testing: jdk/jdk/jfr

Thanks
Erik

---

Progress

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

Issue

• JDK-8312474: JFR: Improve logging to diagnose event stream timeout (Sub-task - P3)

Reviewers

• Markus Grönlund (@mgronlun - Reviewer)

Reviewing

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[openjdk]

@egahlin 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:

8312474: JFR: Improve logging to diagnose event stream timeout

Reviewed-by: mgronlun

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At the time when this comment was updated there had been 5 new commits pushed to the master branch:

• 354c660: 8307185: pkcs11 native libraries make JNI calls into java code while holding GC lock
• bae2247: 8308591: JLine as the default Console provider
• b772e67: 8312395: Improve assertions in growableArray
• 9fa944e: 8312019: Simplify and modernize java.util.BitSet.equals
• fe41910: 8312459: Problem list java/awt/GraphicsDevice/DisplayModes/CycleDMImage.java for macOS

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.

[egahlin]

/integrate

[openjdk]

Going to push as commit 8cd43bf.
Since your change was applied there have been 10 commits pushed to the master branch:

• 3e8f1eb: 8311976: Inconsistency in usage of CITimeVerbose to generate compilation logs
• d4aacdb: 8306136: [vectorapi] Intrinsics of VectorMask.laneIsSet()
• 783de32: 8300051: assert(JvmtiEnvBase::environments_might_exist()) failed: to enter event controller, JVM TI environments must exist
• 4e8f331: 8312443: sun.security should use toLowerCase(Locale.ROOT)
• d7b9416: 8199149: Improve the exception message thrown by VarHandle of unsupported operation
• 354c660: 8307185: pkcs11 native libraries make JNI calls into java code while holding GC lock
• bae2247: 8308591: JLine as the default Console provider
• b772e67: 8312395: Improve assertions in growableArray
• 9fa944e: 8312019: Simplify and modernize java.util.BitSet.equals
• fe41910: 8312459: Problem list java/awt/GraphicsDevice/DisplayModes/CycleDMImage.java for macOS

Your commit was automatically rebased without conflicts.

[openjdk]

@egahlin Pushed as commit 8cd43bf.

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