Investigate issue #43793

[you06]

What problem does this PR solve?

Issue Number: Ref #43793

Problem Summary:

What is changed and how it works?

Add log to investigate the issue issue

Check List

Tests

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

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

[ti-chi-bot]

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[hawkingrei]

/retest

[ti-chi-bot]

[FORMAT CHECKER NOTIFICATION]

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[ti-chi-bot]

PR needs rebase.

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[codecov]

Codecov Report

Merging #43813 (1ccf089) into master (50102eb) will decrease coverage by 0.0920%.
Report is 1933 commits behind head on master.
The diff coverage is 62.5250%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #43813        +/-   ##
================================================
- Coverage   73.4566%   73.3646%   -0.0920%     
================================================
  Files          1190       1218        +28     
  Lines        373412     376932      +3520     
================================================
+ Hits         274296     276535      +2239     
- Misses        81523      82699      +1176     
- Partials      17593      17698       +105     

[ti-chi-bot]

@you06: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-mysql-client-test	1ccf089	link	true	/test pull-mysql-client-test
pull-integration-ddl-test	1ccf089	link	true	/test pull-integration-ddl-test
idc-jenkins-ci-tidb/unit-test	1ccf089	link	true	/test unit-test
idc-jenkins-ci-tidb/mysql-test	1ccf089	link	true	/test mysql-test
idc-jenkins-ci-tidb/check_dev	1ccf089	link	true	/test check-dev
idc-jenkins-ci-tidb/check_dev_2	1ccf089	link	true	/test check-dev2
idc-jenkins-ci-tidb/build	1ccf089	link	true	/test build
pull-br-integration-test	1ccf089	link	true	/test pull-br-integration-test
pull-lightning-integration-test	1ccf089	link	true	/test pull-lightning-integration-test
pull-integration-e2e-test	1ccf089	link	true	/test pull-integration-e2e-test

Full PR test history. Your PR dashboard.

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