Calvin Liu created KAFKA-15584:
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Summary: ELR leader election
Key: KAFKA-15584
URL: https://issues.apache.org/jira/browse/KAFKA-15584
Project: Kafka
Issue Type: Sub-task
Reporter: Calvin Liu
Assignee: Calvin Liu
With the ELR, here are the changes related to the leader election:
* ISR is allowed to be empty.
* ELR can be elected when ISR is empty
* When ISR and ELR are both empty, the lastKnownLeader can be uncleanly
elected.
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