metrics: fix dr-auto-sync metics

[lhy1024]

What problem does this PR solve?

Issue Number: Close #7974

What is changed and how does it work?

Check List

Tests

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

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• HuSharp
• disksing

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[codecov]

Codecov Report

Merging #7975 (c163323) into master (39108f7) will decrease coverage by 0.08%.
The diff coverage is 100.00%.

❗ Current head c163323 differs from pull request most recent head 0f99fb4. Consider uploading reports for the commit 0f99fb4 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7975      +/-   ##
==========================================
- Coverage   73.58%   73.51%   -0.08%     
==========================================
  Files         436      436              
  Lines       48461    48464       +3     
==========================================
- Hits        35660    35626      -34     
- Misses       9743     9777      +34     
- Partials     3058     3061       +3     

Flag	Coverage Δ
unittests	73.51% <100.00%> (-0.08%)	⬇️

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[HuSharp]

can you paste the metric picture?

[lhy1024]

/merge

[ti-chi-bot]

@lhy1024: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

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

Commit hash: c163323

[ti-chi-bot]

@lhy1024: Your PR was out of date, I have automatically updated it for you.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.

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[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-8.0: #7982.