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8255603: Memory/Performance regression after JDK-8210985 #67

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@dimitryc dimitryc commented Dec 22, 2020

Request to backport 8255603 to 13u. The patch applies cleanly.
Tested with jdk_security test group.


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  • Change must not contain extraneous whitespace
  • Commit message must refer to an issue
  • Change must be properly reviewed

Issue

  • JDK-8255603: Memory/Performance regression after JDK-8210985

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$ git fetch https://git.openjdk.java.net/jdk13u-dev pull/67/head:pull/67
$ git checkout pull/67

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@bridgekeeper bridgekeeper bot commented Dec 22, 2020

👋 Welcome back dcherepanov! 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 openjdk bot changed the title Backport 64feeab70af61a52ffe4c64df87a33c16754de18 8255603: Memory/Performance regression after JDK-8210985 Dec 22, 2020
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@openjdk openjdk bot commented Dec 22, 2020

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

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@openjdk openjdk bot commented Dec 22, 2020

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

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

8255603: Memory/Performance regression after JDK-8210985

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 2 new commits pushed to the master branch:

  • 164abd4: 8239000: handle ContendedPaddingWidth in vm_version_ppc
  • ead24ad: 8252090: JFR: StreamWriterHost::write_unbuffered() stucks in an infinite loop OpenJDK (build 13.0.1+9)

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.

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@mlbridge mlbridge bot commented Dec 22, 2020

Webrevs

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@dimitryc dimitryc commented Dec 22, 2020

/integrate

@openjdk openjdk bot closed this Dec 22, 2020
@openjdk openjdk bot added integrated and removed ready rfr labels Dec 22, 2020
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@openjdk openjdk bot commented Dec 22, 2020

@dimitryc Since your change was applied there have been 2 commits pushed to the master branch:

  • 164abd4: 8239000: handle ContendedPaddingWidth in vm_version_ppc
  • ead24ad: 8252090: JFR: StreamWriterHost::write_unbuffered() stucks in an infinite loop OpenJDK (build 13.0.1+9)

Your commit was automatically rebased without conflicts.

Pushed as commit 9db1121.

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

@dimitryc dimitryc deleted the backport-64feeab7 branch Dec 22, 2020
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