8292880: Improve debuggee logging for com/sun/jdi/ClassUnloadEventTest.java

[plummercj]

In order to help debug JDK-8292879 failures, turn on class unload tracing in the debuggee and also have the debugger dump all the debuggee output. See the CR for example output.

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Issue

• JDK-8292880: Improve debuggee logging for com/sun/jdi/ClassUnloadEventTest.java

Reviewers

• Alex Menkov (@alexmenkov - Reviewer) ⚠️ Review applies to 0812d708
• Kevin Walls (@kevinjwalls - Committer)

Reviewing

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[openjdk]

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[mlbridge]

Webrevs

• 01: Full - Incremental (2553ecbf)
• 00: Full (0812d708)

[openjdk]

@plummercj 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:

8292880: Improve debuggee logging for com/sun/jdi/ClassUnloadEventTest.java

Reviewed-by: amenkov, kevinw

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 93 new commits pushed to the master branch:

• 5a20bc4: 8292715: Cleanup Problemlist
• 7b81a9c: 8289764: gc/lock tests failed with "OutOfMemoryError: Java heap space: failed reallocation of scalar replaced objects"
• 76ee549: 8292329: Enable CDS shared heap for zero builds
• 14623c6: 8292739: Invalid legacy entries may be returned by Provider.getServices() call
• 568be58: 8290469: Add new positioning options to PassFailJFrame test framework
• 69448f9: 8292679: Simplify thread creation in gtest and port 2 tests to new way
• 3c2289d: 8215916: The failure reason of an optional JAAS LoginModule is not logged
• 71ab5c9: 8292816: GPL Classpath exception missing from assemblyprefix.h
• c062397: 8292713: Unsafe.allocateInstance should be intrinsified without UseUnalignedAccesses
• a45a4b9: 8292194: G1 nmethod entry barrier disarm value wraps around too early
• ... and 83 more: https://git.openjdk.org/jdk/compare/0d96546ab93600f17877e5db2770e4125916bcda...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.

[plummercj]

/integrate

[openjdk]

Going to push as commit 3e18773.
Since your change was applied there have been 107 commits pushed to the master branch:

• 909e1ed: 8292919: Build failure due to UseJVMCICompiler was not declared when C2 is disabled after JDK-8292691
• 55f5a83: 8282410: Remove SA ProcDebugger support
• d83faea: 8292250: Create test for co-located JDI MethodEntry, Step, and Breakpoint events
• e353b57: 8292890: Remove PrintTouchedMethodsAtExit and LogTouchedMethods
• 95a33fe: 8292314: Cleanup legacy address handling
• 5d799d8: 8292304: [REDO] JDK-8289208 Test DrawRotatedStringUsingRotatedFont.java occasionally crashes on MacOS
• 4f50316: 8292680: Convert Dictionary to ConcurrentHashTable
• 2fe0ce0: 8292203: AArch64: Represent Registers as values
• 251bff6: 8292877: java/util/concurrent/atomic/Serial.java uses {Double,Long}Accumulator incorrectly
• f57d342: 8292867: RISC-V: Simplify weak CAS return value handling
• ... and 97 more: https://git.openjdk.org/jdk/compare/0d96546ab93600f17877e5db2770e4125916bcda...master

Your commit was automatically rebased without conflicts.

[openjdk]

@plummercj Pushed as commit 3e18773.

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