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executor: Fix coroutine leak after kill remote connection (#46035) #46063

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This is an automated cherry-pick of #46035

What problem does this PR solve?

Issue Number: close #46034

Problem Summary: Coroutine leak after kill remote connection.

What is changed and how it works?

Close resp of coprocessor request. Otherwise the coprocessor will be blocked on the respChan.

Check List

Tests

  • Unit test
  • Integration test
  • Manual test (add detailed scripts or steps below)
  • No code

Run the same test in issue, the coroutine count was stable, and no OOM occurred.
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Side effects

  • Performance regression: Consumes more CPU
  • Performance regression: Consumes more Memory
  • Breaking backward compatibility

Documentation

  • Affects user behaviors
  • Contains syntax changes
  • Contains variable changes
  • Contains experimental features
  • Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>
@ti-chi-bot ti-chi-bot added ok-to-test Indicates a PR is ready to be tested. release-note-none Denotes a PR that doesn't merit a release note. size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. type/cherry-pick-for-release-6.1 This PR is cherry-picked to release-6.1 from a source PR. labels Aug 14, 2023
@ti-chi-bot ti-chi-bot bot added release-note-none Denotes a PR that doesn't merit a release note. do-not-merge/cherry-pick-not-approved labels Aug 14, 2023
@ti-chi-bot ti-chi-bot bot added size/S Denotes a PR that changes 10-29 lines, ignoring generated files. and removed size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Aug 14, 2023
@ti-chi-bot ti-chi-bot added the cherry-pick-approved Cherry pick PR approved by release team. label Aug 15, 2023
Signed-off-by: Ping Yu <yuping@pingcap.com>
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pingyu commented Aug 16, 2023

/invite

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pingyu commented Aug 16, 2023

/cherry-pick-invite

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@pingyu Please accept the invitation then you can push to the cherry-pick pull requests.
Comment with "/cherry-pick-invite" if the invitation is expired.
https://github.com/ti-chi-bot/tidb/invitations

@ti-chi-bot ti-chi-bot bot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Aug 16, 2023
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pingyu commented Aug 16, 2023

/test unit-test

@ti-chi-bot ti-chi-bot bot added needs-1-more-lgtm Indicates a PR needs 1 more LGTM. approved labels Aug 17, 2023
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ti-chi-bot bot commented Aug 17, 2023

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, tangenta

The full list of commands accepted by this bot can be found here.

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Needs approval from an approver in each of these files:
  • OWNERS [hawkingrei,tangenta]

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@ti-chi-bot ti-chi-bot bot added lgtm and removed needs-1-more-lgtm Indicates a PR needs 1 more LGTM. labels Aug 17, 2023
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ti-chi-bot bot commented Aug 17, 2023

[LGTM Timeline notifier]

Timeline:

  • 2023-08-17 02:47:06.093543319 +0000 UTC m=+771990.642559306: ☑️ agreed by hawkingrei.
  • 2023-08-17 03:08:38.816169878 +0000 UTC m=+773283.365185864: ☑️ agreed by tangenta.

@ti-chi-bot ti-chi-bot bot merged commit 5212c4f into pingcap:release-6.1 Aug 17, 2023
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approved cherry-pick-approved Cherry pick PR approved by release team. lgtm ok-to-test Indicates a PR is ready to be tested. release-note-none Denotes a PR that doesn't merit a release note. size/M Denotes a PR that changes 30-99 lines, ignoring generated files. type/cherry-pick-for-release-6.1 This PR is cherry-picked to release-6.1 from a source PR.
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4 participants