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https://issues.apache.org/jira/browse/FLINK-37717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17947212#comment-17947212
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vertern commented on FLINK-37717:
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[~leonard] I found that after the keepalive thread is closed, it will re
execute for a period of time before continuing to stop. I can't reproduce using
3.2 yaml, but I haven't noticed any difference. [^yaml.txt]
> Stuck occurred during the full synchronization phase, resulting in incomplete
> synchronization of all data
> ---------------------------------------------------------------------------------------------------------
>
> Key: FLINK-37717
> URL: https://issues.apache.org/jira/browse/FLINK-37717
> Project: Flink
> Issue Type: Bug
> Components: Flink CDC
> Environment: flink-1.20.1
> Reporter: vertern
> Priority: Critical
> Attachments: image-2025-04-24-19-48-16-207.png, log-3.3.txt,
> screenshot-1.png, screenshot-2.png, screenshot-3.png, yaml.txt
>
>
> I upgraded from version 3.2 to version 3.3 and encountered an issue where the
> full synchronization phase froze, resulting in incomplete synchronization of
> all data.
> The chunkSplitter of all tables has been completed but data synchronization
> has not yet occurred.
> !image-2025-04-24-19-48-16-207.png|thumbnail!
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