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https://issues.apache.org/jira/browse/FLINK-5800?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stephan Ewen resolved FLINK-5800.
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Resolution: Fixed
Fixed in
- 1.2.1 via d3435b05f9ca94b4b9bd32df22b49f3829287075
- 1.3.0 via 04e6758abbadf39a12848a925e6e087e060bbe3a
> Make sure that the CheckpointStreamFactory is instantiated once per operator
> only
> ---------------------------------------------------------------------------------
>
> Key: FLINK-5800
> URL: https://issues.apache.org/jira/browse/FLINK-5800
> Project: Flink
> Issue Type: Improvement
> Components: State Backends, Checkpointing
> Affects Versions: 1.2.0
> Reporter: Stephan Ewen
> Assignee: Stephan Ewen
> Fix For: 1.3.0, 1.2.1
>
>
> Previously, the {{CheckpointSteamFactory}} was created once per checkpoint,
> and its repeated initialization logic (like ensuring existence of the parent
> directory) caused unnecessary load on some file systems at very large scale.
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