schedulers: evict-leader supports schedule the regions with unhealthy peers (#4096)

[ti-chi-bot]

This is an automated cherry-pick of #4096

Signed-off-by: HunDunDM hundundm@gmail.com

What problem does this PR solve?

close #4093

What is changed and how it works?

schedulers: evict-leader supports schedule the regions with unhealthy peers

Check List

Tests

• Unit test

Code changes

Side effects

Related changes

• Need to cherry-pick to the release branch

Release note

`evict-leader-scheduler` supports schedule the regions with unhealthy peers.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• lhy1024
• nolouch

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[codecov]

Codecov Report

Merging #4132 (07ad036) into release-5.2 (566cc53) will increase coverage by 0.03%.
The diff coverage is 100.00%.

@@               Coverage Diff               @@
##           release-5.2    #4132      +/-   ##
===============================================
+ Coverage        74.74%   74.77%   +0.03%     
===============================================
  Files              249      249              
  Lines            25620    25628       +8     
===============================================
+ Hits             19150    19164      +14     
+ Misses            4788     4784       -4     
+ Partials          1682     1680       -2     

Flag	Coverage Δ
unittests	74.77% <100.00%> (+0.03%)	⬆️

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

Impacted Files	Coverage Δ
server/schedulers/evict_leader.go	75.48% <100.00%> (+0.98%)	⬆️
server/kv/etcd_kv.go	72.46% <0.00%> (-7.25%)	⬇️
server/id/id.go	76.19% <0.00%> (-4.77%)	⬇️
pkg/etcdutil/etcdutil.go	84.70% <0.00%> (-3.53%)	⬇️
server/election/leadership.go	83.90% <0.00%> (-3.45%)	⬇️
server/tso/tso.go	61.87% <0.00%> (-2.77%)	⬇️
server/schedule/operator_controller.go	83.56% <0.00%> (-1.19%)	⬇️
pkg/dashboard/adapter/manager.go	78.72% <0.00%> (-1.07%)	⬇️
server/schedule/operator/step.go	69.10% <0.00%> (-0.67%)	⬇️
server/cluster/cluster.go	82.81% <0.00%> (+0.47%)	⬆️
... and 6 more

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[nolouch]

/merge

[ti-chi-bot]

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

/run-all-tests

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.

[ti-chi-bot]

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

Commit hash: 82b77f8

[ti-chi-bot]

@ti-chi-bot: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

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.

[nolouch]

/run-unit-tests

[nolouch]

/run-unit-tests