txn: round up last_update_duration_ms

[ekexium]

What is changed and how it works?

Issue Number: ref #14497

What's Changed:

Round up last_update_duration_ms, so that duration in (0, 1ms] won't be treated as 0.

Related changes

• PR to update pingcap/docs/pingcap/docs-cn:
• Need to cherry-pick to the release branch

Check List

Tests

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

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• MyonKeminta
• cfzjywxk

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[ekexium]

/test

[cfzjywxk]

/merge

[ti-chi-bot]

@cfzjywxk: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

You only need to trigger /merge once, and if the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 7b9edff

[MyonKeminta]

/test

[ti-chi-bot]

@ekexium: Your PR was out of date, I have automatically updated it for you.

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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 ti-community-infra/tichi repository.