cluster: avoid unexpected statistic modify in range cluster

[lhy1024]

Signed-off-by: lhy1024 admin@liudos.us

What problem does this PR solve?

After add the scatter range scheduler, will cause the #3598, the disk used space drop to 0. this PR try to fix a part of that.

What is changed and how it works?

#3598 are caused with two problems, this pr fix one, another is #3597

Check List

Tests

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

Release note

• Avoid unexpected statistic modify after adding scatter region scheduler

[codecov]

Codecov Report

Merging #3599 (f2b9ce7) into master (b8c3d14) will increase coverage by 0.18%.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##           master    #3599      +/-   ##
==========================================
+ Coverage   74.55%   74.74%   +0.18%     
==========================================
  Files         245      245              
  Lines       24128    24137       +9     
==========================================
+ Hits        17989    18040      +51     
+ Misses       4521     4493      -28     
+ Partials     1618     1604      -14     

Flag	Coverage Δ
unittests	74.74% <80.00%> (+0.18%)	⬆️

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

Impacted Files	Coverage Δ
server/core/store_stats.go	77.77% <66.66%> (-1.17%)	⬇️
server/core/store_option.go	100.00% <100.00%> (ø)
server/schedule/range_cluster.go	87.03% <100.00%> (ø)
server/cluster/cluster.go	83.45% <0.00%> (ø)
server/grpc_service.go	47.62% <0.00%> (+0.22%)	⬆️
server/server.go	72.60% <0.00%> (+0.45%)	⬆️
server/core/storage.go	69.20% <0.00%> (+0.76%)	⬆️
server/tso/allocator_manager.go	78.07% <0.00%> (+0.99%)	⬆️
server/tso/tso.go	72.39% <0.00%> (+2.45%)	⬆️
pkg/etcdutil/etcdutil.go	88.23% <0.00%> (+3.52%)	⬆️
... and 4 more

---

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[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• disksing
• nolouch

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[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.

Details

Commit hash: f9ffed9

[sonarqubecloud]

SonarCloud Quality Gate failed.

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
7.4% Duplication

[ti-srebot]

cherry pick to release-5.0 in PR #3602