[DNM]: *: debug flaky import test

[joechenrh]

What problem does this PR solve?

Issue Number: close #xxx

Problem Summary:

What changed and how does it work?

Check List

Tests

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

[tiprow]

Hi @joechenrh. Thanks for your PR.

PRs from untrusted users cannot be marked as trusted with /ok-to-test in this repo meaning untrusted PR authors can never trigger tests themselves. Collaborators can still trigger tests on the PR using /test all.

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[ti-chi-bot]

[FORMAT CHECKER NOTIFICATION]

Notice: To remove the do-not-merge/needs-linked-issue label, please provide the linked issue number on one line in the PR body, for example: Issue Number: close #123 or Issue Number: ref #456.

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Tests

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_{📖 For more info, you can check the "Contribute Code" section in the development guide.}

[ti-chi-bot]

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[joechenrh]

/test ?

[ti-chi-bot]

@joechenrh: The following commands are available to trigger required jobs:

/test build

/test check-dev

/test check-dev2

/test mysql-test

/test pull-br-integration-test

/test pull-build-next-gen

/test pull-integration-ddl-test

/test pull-integration-e2e-test

/test pull-integration-realcluster-test-next-gen

/test pull-lightning-integration-test

/test pull-mysql-client-test

/test pull-mysql-client-test-next-gen

/test pull-unit-test-ddlv1

/test pull-unit-test-next-gen

/test unit-test

The following commands are available to trigger optional jobs:

/test pingcap/tidb/canary_ghpr_unit_test

/test pull-br-integration-test-next-gen

/test pull-check-deps

/test pull-common-test

/test pull-e2e-test

/test pull-error-log-review

/test pull-integration-common-test

/test pull-integration-copr-test

/test pull-integration-ddl-test-next-gen

/test pull-integration-e2e-test-next-gen

/test pull-integration-jdbc-test

/test pull-integration-mysql-test

/test pull-integration-nodejs-test

/test pull-integration-python-orm-test

/test pull-mysql-test-next-gen

/test pull-sqllogic-test

/test pull-tiflash-integration-test

Use /test all to run the following jobs that were automatically triggered:

pingcap/tidb/ghpr_build

pingcap/tidb/ghpr_check

pingcap/tidb/ghpr_check2

pingcap/tidb/ghpr_mysql_test

pingcap/tidb/ghpr_unit_test

pingcap/tidb/pull_build_next_gen

pingcap/tidb/pull_integration_ddl_test

pingcap/tidb/pull_integration_e2e_test

pingcap/tidb/pull_integration_realcluster_test_next_gen

pingcap/tidb/pull_lightning_integration_test

pingcap/tidb/pull_mysql_client_test

pingcap/tidb/pull_mysql_client_test_next_gen

pingcap/tidb/pull_unit_test_next_gen

pull-check-deps

pull-error-log-review

In response to this:

/test ?

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 kubernetes-sigs/prow repository.

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test ?

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 kubernetes-sigs/prow repository.

[tiprow]

@ti-chi-bot[bot]: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

@joechenrh: The following commands are available to trigger required jobs:

/test build

/test check-dev

/test check-dev2

/test mysql-test

/test pull-br-integration-test

/test pull-build-next-gen

/test pull-integration-ddl-test

/test pull-integration-e2e-test

/test pull-integration-realcluster-test-next-gen

/test pull-lightning-integration-test

/test pull-mysql-client-test

/test pull-mysql-client-test-next-gen

/test pull-unit-test-ddlv1

/test pull-unit-test-next-gen

/test unit-test

The following commands are available to trigger optional jobs:

/test pingcap/tidb/canary_ghpr_unit_test

/test pull-br-integration-test-next-gen

/test pull-check-deps

/test pull-common-test

/test pull-e2e-test

/test pull-error-log-review

/test pull-integration-common-test

/test pull-integration-copr-test

/test pull-integration-ddl-test-next-gen

/test pull-integration-e2e-test-next-gen

/test pull-integration-jdbc-test

/test pull-integration-mysql-test

/test pull-integration-nodejs-test

/test pull-integration-python-orm-test

/test pull-mysql-test-next-gen

/test pull-sqllogic-test

/test pull-tiflash-integration-test

Use /test all to run the following jobs that were automatically triggered:

pingcap/tidb/ghpr_build

pingcap/tidb/ghpr_check

pingcap/tidb/ghpr_check2

pingcap/tidb/ghpr_mysql_test

pingcap/tidb/ghpr_unit_test

pingcap/tidb/pull_build_next_gen

pingcap/tidb/pull_integration_ddl_test

pingcap/tidb/pull_integration_e2e_test

pingcap/tidb/pull_integration_realcluster_test_next_gen

pingcap/tidb/pull_lightning_integration_test

pingcap/tidb/pull_mysql_client_test

pingcap/tidb/pull_mysql_client_test_next_gen

pingcap/tidb/pull_unit_test_next_gen

pull-check-deps

pull-error-log-review

In response to this:

/test ?

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 kubernetes-sigs/prow repository.

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 kubernetes-sigs/prow repository.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.4263%. Comparing base (dbcf5a1) to head (52b888e).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #64210        +/-   ##
================================================
+ Coverage   72.7261%   73.4263%   +0.7002%     
================================================
  Files          1859       1881        +22     
  Lines        503925     512052      +8127     
================================================
+ Hits         366485     375981      +9496     
+ Misses       115172     113193      -1979     
- Partials      22268      22878       +610     

Flag	Coverage Δ
integration	44.7273% <28.5714%> (?)
unit	72.2999% <100.0000%> (+0.0080%)	⬆️

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

Components	Coverage Δ
dumpling	52.7568% <ø> (-0.1133%)	⬇️
parser	∅ <ø> (∅)
br	46.3903% <ø> (+0.0151%)	⬆️

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
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[joechenrh]

/test check-dev2

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test check-dev2

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 kubernetes-sigs/prow repository.

[ti-chi-bot]

@joechenrh: 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
idc-jenkins-ci-tidb/mysql-test	52b888e	link	true	/test mysql-test
pull-unit-test-next-gen	52b888e	link	true	/test pull-unit-test-next-gen

Full PR test history. Your PR dashboard.

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 kubernetes-sigs/prow repository. I understand the commands that are listed here.

[joechenrh]

/test check-dev2

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test check-dev2

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 kubernetes-sigs/prow repository.

[joechenrh]

/test check-dev2

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test check-dev2

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 kubernetes-sigs/prow repository.

[joechenrh]

/test check-dev2

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test check-dev2

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 kubernetes-sigs/prow repository.

[joechenrh]

/test check-dev2

[tiprow]

@joechenrh: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/test check-dev2

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 kubernetes-sigs/prow repository.