8315937: Enable parallelism in vmTestbase/nsk/stress/numeric tests

[roy-soumadipta]

Backporting the fix for https://bugs.openjdk.org/browse/JDK-8315937 merged as part of openjdk/jdk#15725. https://github.com/openjdk/jdk/commit/eb1f67b160c4d2b8feb7330786ecd8e53ed53946.patch could be applied cleanly.

Below are the results:

• before_release: 150.44s user 11.33s system 552% cpu 29.291 total
• before_fastdebug: 390.49s user 14.77s system 952% cpu 42.535 total
• after_release: 152.51s user 11.60s system 592% cpu 27.716 total
• after_fastdebug: 348.22s user 12.40s system 929% cpu 38.792 total

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8315937 needs maintainer approval

Issue

• JDK-8315937: Enable parallelism in vmTestbase/nsk/stress/numeric tests (Enhancement - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev.git pull/2156/head:pull/2156
$ git checkout pull/2156

Update a local copy of the PR:
$ git checkout pull/2156
$ git pull https://git.openjdk.org/jdk11u-dev.git pull/2156/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2156

View PR using the GUI difftool:
$ git pr show -t 2156

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/2156.diff

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[bridgekeeper]

👋 Welcome back roy-soumadipta! 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]

⚠️ @roy-soumadipta could not find any commit with hash 339034c150cad7d3e1df55dbfac6c2b7746c4f92. Please update the title with the hash for an existing commit.

[openjdk]

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

[openjdk]

⚠️ @roy-soumadipta 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.

[roy-soumadipta]

/approval request Improves test performance. Applies cleanly, test still passes.

[openjdk]

@roy-soumadipta The approval request has been created successfully.

[mlbridge]

Webrevs

• 00: Full (86abf781)

[openjdk]

@roy-soumadipta This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8315937: Enable parallelism in vmTestbase/nsk/stress/numeric tests

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 8 new commits pushed to the master branch:

• ac0bc1b: 8306883: Thread stacksize is reported with wrong units in os::create_thread logging
• 51a80dd: 8293466: libjsig should ignore non-modifying sigaction calls
• a4b3027: 8271519: java/awt/event/SequencedEvent/MultipleContextsFunctionalTest.java failed with "Total [200] - Expected [400]"
• cf722df: 8267860: Off-by-one bug when searching arrays in AlpnGreaseTest
• 0beae37: 8280004: DCmdArgument::parse_value() should handle NULL input
• 166adaa: 8315770: serviceability/sa/TestJmapCoreMetaspace.java should run with -XX:-VerifyDependencies
• ffef098: 8290067: Show stack dimensions in UL logging when attaching threads
• f530f34: 8313792: Verify 4th party information in src/jdk.internal.le/share/legal/jline.md

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.

As you do not have Committer status in this project an existing Committer must agree to sponsor your change.

➡️ To flag this PR as ready for integration with the above commit message, type /integrate in a new comment. (Afterwards, your sponsor types /sponsor in a new comment to perform the integration).

[roy-soumadipta]

/integrate

[openjdk]

@roy-soumadipta
Your change (at version 86abf78) is now ready to be sponsored by a Committer.

[phohensee]

/sponsor

[openjdk]

Going to push as commit 96e3db7.
Since your change was applied there have been 9 commits pushed to the master branch:

• fb7e6e3: 8315766: Parallelize gc/stress/TestStressIHOPMultiThread.java test
• ac0bc1b: 8306883: Thread stacksize is reported with wrong units in os::create_thread logging
• 51a80dd: 8293466: libjsig should ignore non-modifying sigaction calls
• a4b3027: 8271519: java/awt/event/SequencedEvent/MultipleContextsFunctionalTest.java failed with "Total [200] - Expected [400]"
• cf722df: 8267860: Off-by-one bug when searching arrays in AlpnGreaseTest
• 0beae37: 8280004: DCmdArgument::parse_value() should handle NULL input
• 166adaa: 8315770: serviceability/sa/TestJmapCoreMetaspace.java should run with -XX:-VerifyDependencies
• ffef098: 8290067: Show stack dimensions in UL logging when attaching threads
• f530f34: 8313792: Verify 4th party information in src/jdk.internal.le/share/legal/jline.md

Your commit was automatically rebased without conflicts.

[openjdk]

@phohensee @roy-soumadipta Pushed as commit 96e3db7.

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