8316178: Better diagnostic header for CodeBlobs

[shipilev]

Semi-clean backport to improve JVM diagnostics. The surrounding lines are a bit different, that is why the patch does not apply cleanly.

Additional testing:

• Eyeballing JVM output

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8316178 needs maintainer approval

Issue

• JDK-8316178: Better diagnostic header for CodeBlobs (Enhancement - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/1759/head:pull/1759
$ git checkout pull/1759

Update a local copy of the PR:
$ git checkout pull/1759
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/1759/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1759

View PR using the GUI difftool:
$ git pr show -t 1759

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/1759.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back shade! 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]

⚠️ @shipilev 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 (7166a17d)

[shipilev]

/approval request Clean diagnostic patch, low-risk; better JMH perfasm profiling in the near future.

[openjdk]

@shipilev The approval request has been created successfully.

[GoeLin]

/approve yes

[openjdk]

@GoeLin
8316178: The approval request has been approved.

[openjdk]

@shipilev 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:

8316178: Better diagnostic header for CodeBlobs

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 30 new commits pushed to the master branch:

• 0e02204: 8314263: Signed jars triggering Logger finder recursion and StackOverflowError
• 069743d: 8292636: (dc) Problem listing of java/nio/channels/DatagramChannel/Unref.java has incorrect issue ID
• d6b1106: 8193543: Regression automated test '/open/test/jdk/java/awt/TrayIcon/SystemTrayInstance/SystemTrayInstanceTest.java' fails
• 27c114f: 8271891: mark hotspot runtime/Safepoint tests which ignore external VM flags
• 3baaf7c: 8271890: mark hotspot runtime/Dictionary tests which ignore external VM flags
• 1eac8a4: 8271824: mark hotspot runtime/CompressedOops tests which ignore external VM flags
• 43ad5d2: 8314063: The socket is not closed in Connection::createSocket when the handshake failed for LDAP connection
• 06756c4: 8288325: [windows] Actual and Preferred Size of AWT Non-resizable frame are different
• 6398e46: 8273522: Rename test property vm.cds.archived.java.heap to vm.cds.write.archived.java.heap
• 4ebd8b3: 8311514: Incorrect regex in TestMetaSpaceLog.java
• ... and 20 more: https://git.openjdk.org/jdk17u-dev/compare/4636018f02f68ff4e0347969077bc80ed26ce847...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.

[shipilev]

Push approval granted.

/integrate

[openjdk]

Going to push as commit 93071dc.
Since your change was applied there have been 31 commits pushed to the master branch:

• 125ae25: 8314045: ArithmeticException in GaloisCounterMode
• 0e02204: 8314263: Signed jars triggering Logger finder recursion and StackOverflowError
• 069743d: 8292636: (dc) Problem listing of java/nio/channels/DatagramChannel/Unref.java has incorrect issue ID
• d6b1106: 8193543: Regression automated test '/open/test/jdk/java/awt/TrayIcon/SystemTrayInstance/SystemTrayInstanceTest.java' fails
• 27c114f: 8271891: mark hotspot runtime/Safepoint tests which ignore external VM flags
• 3baaf7c: 8271890: mark hotspot runtime/Dictionary tests which ignore external VM flags
• 1eac8a4: 8271824: mark hotspot runtime/CompressedOops tests which ignore external VM flags
• 43ad5d2: 8314063: The socket is not closed in Connection::createSocket when the handshake failed for LDAP connection
• 06756c4: 8288325: [windows] Actual and Preferred Size of AWT Non-resizable frame are different
• 6398e46: 8273522: Rename test property vm.cds.archived.java.heap to vm.cds.write.archived.java.heap
• ... and 21 more: https://git.openjdk.org/jdk17u-dev/compare/4636018f02f68ff4e0347969077bc80ed26ce847...master

Your commit was automatically rebased without conflicts.

[openjdk]

@shipilev Pushed as commit 93071dc.

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