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https://issues.apache.org/jira/browse/FLINK-15568?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17014738#comment-17014738
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Andrew.D.lin commented on FLINK-15568:
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thanks for your detailed replay [~zhuzh],
Can you help me mark this issue Can't fix or close it in this case?
> RestartPipelinedRegionStrategy: not ensure the EXACTLY_ONCE semantics, in 1.8
> versions
> --------------------------------------------------------------------------------------
>
> Key: FLINK-15568
> URL: https://issues.apache.org/jira/browse/FLINK-15568
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / Checkpointing
> Affects Versions: 1.8.0, 1.8.1, 1.8.3
> Reporter: Andrew.D.lin
> Priority: Minor
> Attachments: image-2020-01-13-16-40-47-888.png
>
>
> In 1.8* versions, FailoverRegion.java restart method not restore from latest
> checkpoint and marked TODO.
> Should we support this feature (region restart) in flink 1.8?
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