Revert "*: fix wrong result when to concurrency merge global stats " for test

[hawkingrei]

Reverts #48852

[ti-chi-bot]

Adding the "do-not-merge/release-note-label-needed" label because no release-note block was detected, please follow our release note process to remove it.

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[ti-chi-bot]

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[ti-chi-bot]

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[codecov]

Codecov Report

Merging #48967 (afcdde8) into master (ba608a9) will decrease coverage by 0.0022%.
Report is 2 commits behind head on master.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #48967        +/-   ##
================================================
- Coverage   70.9881%   70.9860%   -0.0022%     
================================================
  Files          1368       1368                
  Lines        404890     404857        -33     
================================================
- Hits         287424     287392        -32     
+ Misses        97444      97443         -1     
  Partials      20022      20022                

Flag	Coverage Δ
integration	∅ <ø> (?)

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Components	Coverage Δ
dumpling	53.9663% <ø> (ø)
parser	∅ <ø> (∅)
br	53.0808% <ø> (ø)

[tiprow]

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

Test name	Commit	Details	Required	Rerun command
tiprow_fast_test	afcdde8	link	true	/test tiprow_fast_test

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/test-infra repository. I understand the commands that are listed here.

[ti-chi-bot]

@hawkingrei: 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/unit-test	afcdde8	link	true	/test unit-test
idc-jenkins-ci-tidb/mysql-test	afcdde8	link	true	/test mysql-test
idc-jenkins-ci-tidb/check_dev	afcdde8	link	true	/test check-dev
idc-jenkins-ci-tidb/check_dev_2	afcdde8	link	true	/test check-dev2

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/test-infra repository. I understand the commands that are listed here.

[hawkingrei]

/retest