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https://issues.apache.org/jira/browse/KAFKA-2477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14715518#comment-14715518
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Håkon Hitland commented on KAFKA-2477:
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Thanks for the reply. Checking the logs, we did get the "Error when processing
fetch request" error in the leader mentioned in KAFKA-2143, so it could be the
same issue.
I don't see anything in our logs about a leader change, so I don't think it is
caused by an unclean election, like some of the comments suggest.
> Replicas spuriously deleting all segments in partition
> ------------------------------------------------------
>
> Key: KAFKA-2477
> URL: https://issues.apache.org/jira/browse/KAFKA-2477
> Project: Kafka
> Issue Type: Bug
> Affects Versions: 0.8.2.1
> Reporter: Håkon Hitland
> Attachments: kafka_log.txt
>
>
> We're seeing some strange behaviour in brokers: a replica will sometimes
> schedule all segments in a partition for deletion, and then immediately start
> replicating them back, triggering our check for under-replicating topics.
> This happens on average a couple of times a week, for different brokers and
> topics.
> We have per-topic retention.ms and retention.bytes configuration, the topics
> where we've seen this happen are hitting the size limit.
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