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Checkers should check evict leader scheduler. #4591

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bufferflies opened this issue Jan 17, 2022 · 0 comments
Open

Checkers should check evict leader scheduler. #4591

bufferflies opened this issue Jan 17, 2022 · 0 comments
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type/feature-request Categorizes issue or PR as related to a new feature.

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@bufferflies
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bufferflies commented Jan 17, 2022 •
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Feature Request

Rule checker should consider of evict leader scheduler in single replica cluster.

Describe your feature request related problem

When I deleted 2 stores and add `evict leader to one node in one replica cluster, the operator could not be created.

offline region doesn't decrease:
image

rule checker patrol:
Bg5UNXpQ9Q

log in pd:

[2022/01/14 18:01:21.883 +08:00] [DEBUG] [rule_checker.go:108] ["fail to fix rule peer"] [rule-group=pd] [rule-id=default] [error="no valid leader"]

Describe the feature you'd like

The rule checker works well even if there are some evict leader scheduler in single replica cluster.

Describe alternatives you've considered

Teachability, Documentation, Adoption, Migration Strategy
@bufferflies bufferflies added the type/feature-request Categorizes issue or PR as related to a new feature. label Jan 17, 2022
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