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https://issues.apache.org/jira/browse/FLINK-22282?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yun Gao updated FLINK-22282:
----------------------------
    Fix Version/s: 1.16.0

> Move creation of SplitEnumerator to the SourceCoordinator thread
> ----------------------------------------------------------------
>
>                 Key: FLINK-22282
>                 URL: https://issues.apache.org/jira/browse/FLINK-22282
>             Project: Flink
>          Issue Type: Improvement
>          Components: Connectors / Common
>    Affects Versions: 1.12.2
>            Reporter: Jiangjie Qin
>            Priority: Major
>              Labels: auto-deprioritized-critical, auto-unassigned
>             Fix For: 1.15.0, 1.12.8, 1.16.0
>
>
> Currently the creation of the SplitEnumerator is in the JM main thread. In 
> case the SplitEnumerator instantiation takes long, the job execution will 
> timeout. The fix is moving the SplitEnumerator creation to the coordinator 
> thread.



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