br: Release 8.5 20250114 v8.5.0

[YuJuncen]

What problem does this PR solve?

Issue Number: N/A

Problem Summary:
This hotfix includes patches needed by the compatibility between log backup and restore snapshot.

What changed and how does it work?

The following PRs are picked:

• br/operator: added some commands for managing migrations #56857 1de6f3e
• Restore: refine split code for both compacted sst files and logs #56917 ef6662e
• br: implement reading migration #57237 169210a
• Restore: implement restorer for compacted SST/Snapshot/log files #57208 9530fdc
• external_storage: implement locking #56597 ea7ec59
• test: fix the data race in restore test #57762 0471081
• br/stream: added --delete-compactions to log truncate #56761 65e233e
• BR: support restore compacted logs with checkpoint #57532 b5b8109
• compacted restore: fix the wrong initial configrations #58050 b416484
• compact restore: use closure to initial snapshot restore checkpoint #58146 659e3e7
• br/cmd: added operator checksum-as|force-flush #58801 0c6681f
• br: copy full backup to pitr storage #57716 c9215ec

Check List

Tests

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

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[codecov]

Codecov Report

Attention: Patch coverage is 57.19568% with 1505 lines in your changes missing coverage. Please review.

Please upload report for BASE (release-8.5-20250114-v8.5.0@417359d). Learn more about missing BASE report.

Additional details and impacted files

@@                       Coverage Diff                        @@
##             release-8.5-20250114-v8.5.0     #58981   +/-   ##
================================================================
  Coverage                               ?   57.3112%           
================================================================
  Files                                  ?       1779           
  Lines                                  ?     630726           
  Branches                               ?          0           
================================================================
  Hits                                   ?     361477           
  Misses                                 ?     244330           
  Partials                               ?      24919           

Flag	Coverage Δ
integration	37.5979% <39.2236%> (?)
unit	72.4198% <42.0932%> (?)

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

Components	Coverage Δ
dumpling	52.8711% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	55.5490% <0.0000%> (?)

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2025-01-16 08:01:55.125226184 +0000 UTC m=+191986.580272344: ☑️ agreed by BornChanger.
• 2025-01-16 08:17:53.083310257 +0000 UTC m=+192944.538356401: ☑️ agreed by D3Hunter.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: BornChanger, D3Hunter

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• OWNERS [BornChanger,D3Hunter]
• br/OWNERS [BornChanger]
• br/pkg/storage/OWNERS [BornChanger,D3Hunter]
• pkg/lightning/OWNERS [D3Hunter]

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