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https://issues.apache.org/jira/browse/FLINK-25512?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17583486#comment-17583486
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Yuan Mei commented on FLINK-25512:
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This happens really rarely, but still worth to track it.
> Materialization Files are not cleaned up if no checkpoint is using it
> ---------------------------------------------------------------------
>
> Key: FLINK-25512
> URL: https://issues.apache.org/jira/browse/FLINK-25512
> Project: Flink
> Issue Type: Bug
> Components: Runtime / State Backends
> Affects Versions: 1.15.0
> Reporter: Yuan Mei
> Assignee: Nicholas Jiang
> Priority: Minor
> Labels: stale-assigned
>
> This can happen if no checkpoint succeeds within the materialization interval.
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