*: fix default log file size

[rleungx]

What problem does this PR solve?

Issue Number: Close #9037

What is changed and how does it work?

Check List

Tests

• Unit test

Release note

None.

[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 76.29%. Comparing base (dcb426b) to head (2b01efc).
Report is 1429 commits behind head on master.

❌ Your patch status has failed because the patch coverage (60.00%) is below the target coverage (74.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #9038      +/-   ##
==========================================
+ Coverage   75.54%   76.29%   +0.75%     
==========================================
  Files         332      467     +135     
  Lines       33892    71113   +37221     
==========================================
+ Hits        25604    54259   +28655     
- Misses       6082    13479    +7397     
- Partials     2206     3375    +1169     

Flag	Coverage Δ
unittests	76.29% <60.00%> (+0.75%)	⬆️

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JmPotato, lhy1024

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2025-02-06 12:26:23.920042375 +0000 UTC m=+361055.452454358: ☑️ agreed by JmPotato.
• 2025-02-07 03:13:11.868268892 +0000 UTC m=+414263.400680875: ☑️ agreed by lhy1024.