executor: improve channel length for analyze

[hawkingrei]

What problem does this PR solve?

Issue Number: ref #47275

Problem Summary:

What is changed and how it works?

Check List

Tests

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

before

after

• 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

[codecov]

Codecov Report

Merging #47960 (34a2c0a) into master (f3dfd89) will increase coverage by 1.0374%.
Report is 7 commits behind head on master.
The diff coverage is 100.0000%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #47960        +/-   ##
================================================
+ Coverage   71.7682%   72.8057%   +1.0374%     
================================================
  Files          1401       1424        +23     
  Lines        405664     412079      +6415     
================================================
+ Hits         291138     300017      +8879     
+ Misses        94786      93168      -1618     
+ Partials      19740      18894       -846     

Flag	Coverage Δ
integration	41.9289% <100.0000%> (?)
unit	71.7421% <100.0000%> (-0.0262%)	⬇️

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

Components	Coverage Δ
dumpling	53.9913% <ø> (ø)
parser	∅ <ø> (∅)
br	48.7700% <ø> (-4.2578%)	⬇️

[hawkingrei]

/retest

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-10-26 03:49:13.439663901 +0000 UTC m=+2492951.026774032: ☑️ agreed by qw4990.
• 2023-10-26 04:13:38.650821461 +0000 UTC m=+2494416.237931599: ☑️ agreed by time-and-fate.

[hawkingrei]

/hold

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: qw4990, time-and-fate, winoros

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• OWNERS [qw4990,time-and-fate,winoros]

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[hawkingrei]

/unhold

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.5: #48001.