ddl: make TestHalfwayCancelOperations faster

[zimulala]

What problem does this PR solve?

Issue Number: close #46840

Problem Summary:
When we occur exchangePartitionErr, we will retry 512 times.

What is changed and how it works?

Set DDLErrorCountLimit to 3.

Check List

Tests

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

Before this PR
without race

PASS
ok  	github.com/pingcap/tidb/pkg/ddl/tests/fail	2.762s

with race

PASS
ok  	github.com/pingcap/tidb/pkg/ddl/tests/fail	10.506s

After this PR
without race

PASS
ok  	github.com/pingcap/tidb/pkg/ddl/tests/fail	2.068s

with race

PASS
ok  	github.com/pingcap/tidb/pkg/ddl/tests/fail	5.072s

• 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 @zimulala. 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.

I understand the commands that are listed here.

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.

[codecov]

Codecov Report

Merging #48251 (529f933) into master (eed2a76) will increase coverage by 1.3865%.
Report is 6 commits behind head on master.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #48251        +/-   ##
================================================
+ Coverage   71.4958%   72.8824%   +1.3865%     
================================================
  Files          1402       1425        +23     
  Lines        406166     413183      +7017     
================================================
+ Hits         290392     301138     +10746     
+ Misses        95949      93156      -2793     
+ Partials      19825      18889       -936     

Flag	Coverage Δ
integration	42.7789% <ø> (?)
unit	71.5782% <ø> (+0.0823%)	⬆️

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

Components	Coverage Δ
dumpling	53.9874% <ø> (ø)
parser	∅ <ø> (∅)
br	48.6961% <ø> (-4.2338%)	⬇️

[hawkingrei]

/check-issue-triage-complete

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-11-02 15:42:15.481126669 +0000 UTC m=+3140533.068236814: ☑️ agreed by hawkingrei.
• 2023-11-03 02:03:08.461146783 +0000 UTC m=+3177786.048256927: ☑️ agreed by Defined2014.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Defined2014, hawkingrei, ywqzzy

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• pkg/ddl/OWNERS [ywqzzy]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[zimulala]

/retest-required

[tiprow]

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

In response to this:

/retest-required

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.

[tiprow]

@zimulala: 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	529f933	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.

[zimulala]

/retest-required

[tiprow]

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

In response to this:

/retest-required

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.

[hawkingrei]

/check-issue-triage-complete