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https://issues.apache.org/jira/browse/KAFKA-6499?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Guozhang Wang resolved KAFKA-6499.
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Resolution: Fixed
Fix Version/s: 1.2.0
1.1.0
> Avoid creating dummy checkpoint files with no state stores
> ----------------------------------------------------------
>
> Key: KAFKA-6499
> URL: https://issues.apache.org/jira/browse/KAFKA-6499
> Project: Kafka
> Issue Type: Improvement
> Components: streams
> Reporter: Guozhang Wang
> Assignee: Guozhang Wang
> Priority: Major
> Fix For: 1.1.0, 1.2.0
>
>
> Today, for a streams task that contains no state stores, its processor state
> manager would still write a dummy checkpoint file that contains some
> characters (version, size). This introduces unnecessary disk IOs and should
> be avoidable.
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