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https://issues.apache.org/jira/browse/KAFKA-2178?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alexey Ozeritskiy updated KAFKA-2178:
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Status: Patch Available (was: Open)
> Loss of highwatermarks on incorrect cluster shutdown/restart
> ------------------------------------------------------------
>
> Key: KAFKA-2178
> URL: https://issues.apache.org/jira/browse/KAFKA-2178
> Project: Kafka
> Issue Type: Improvement
> Affects Versions: 0.8.2.1
> Reporter: Alexey Ozeritskiy
> Attachments: KAFKA-2178.patch
>
>
> ReplicaManager flushes highwatermarks only for partitions which it recieved
> from Controller.
> If Controller sends incomplete list of partitions then ReplicaManager will
> write incomplete list of highwatermarks.
> As a result one can lose a lot of data during incorrect broker restart.
> We got this situation in real life on our cluster.
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