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https://issues.apache.org/jira/browse/KAFKA-7747?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16822797#comment-16822797
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ASF GitHub Bot commented on KAFKA-7747:
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hachikuji commented on pull request #6371: KAFKA-7747 Check for truncation
after leader changes
URL: https://github.com/apache/kafka/pull/6371
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> Consumer should check for truncation after leader changes
> ---------------------------------------------------------
>
> Key: KAFKA-7747
> URL: https://issues.apache.org/jira/browse/KAFKA-7747
> Project: Kafka
> Issue Type: Improvement
> Components: consumer
> Reporter: Jason Gustafson
> Assignee: David Arthur
> Priority: Major
>
> The change is documented in KIP-320:
> https://cwiki.apache.org/confluence/display/KAFKA/KIP-320%3A+Allow+fetchers+to+detect+and+handle+log+truncation.
> After a leader change, the consumer needs to verify its current fetch offset
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