executor: reuse memory for parallelSortSpillHelper (#53859)

[ti-chi-bot]

This is an automated cherry-pick of #53859

What problem does this PR solve?

Issue Number: close #53861

Problem Summary:

What changed and how does it work?

we get a profiler while we benchmark sync load. it takes too much time on the newParallelSortSpillHelper. it is unnecessary.

https://flamegraph.com/share/4dca9137-2419-11ef-ab1b-b6898751f631

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

after optimization

t takes less time on the newParallelSortSpillHelper

https://flamegraph.com/share/822c3df8-247d-11ef-ab1b-b6898751f631

• No need to test

  • I checked and no code files have been changed.

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

[windtalker]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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• OWNERS [hawkingrei,windtalker]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-06-07 08:15:42.733261975 +0000 UTC m=+106896.786573899: ☑️ agreed by hawkingrei.
• 2024-06-07 08:22:55.558085614 +0000 UTC m=+107329.611397538: ☑️ agreed by windtalker.

[hawkingrei]

/retest

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Please upload report for BASE (release-8.1@8dbe4e5). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.1     #53879   +/-   ##
================================================
  Coverage               ?   71.2449%           
================================================
  Files                  ?       1465           
  Lines                  ?     421787           
  Branches               ?          0           
================================================
  Hits                   ?     300502           
  Misses                 ?     100854           
  Partials               ?      20431           

Flag	Coverage Δ
unit	71.2449% <100.0000%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	53.9957% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	40.9907% <0.0000%> (?)

[hawkingrei]

/retest

[hawkingrei]

/cherrypick release-7.5

[ti-chi-bot]

@hawkingrei: once the present PR merges, I will cherry-pick it on top of release-7.5 in the new PR and assign it to you.

In response to this:

/cherrypick release-7.5

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

[ti-chi-bot]

@hawkingrei: new pull request created to branch release-7.5: #53890.

In response to this:

/cherrypick release-7.5

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.