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https://issues.apache.org/jira/browse/FLINK-16573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17058222#comment-17058222
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Thomas Weise commented on FLINK-16573:
--------------------------------------
FYI for 1.11 this issue would only appear when event time alignment / source
sync is enabled as the record emitter thread won't be created otherwise (after
FLINK-16393)
> Kinesis consumer does not properly shutdown RecordFetcher threads
> -----------------------------------------------------------------
>
> Key: FLINK-16573
> URL: https://issues.apache.org/jira/browse/FLINK-16573
> Project: Flink
> Issue Type: Bug
> Components: Connectors / Kinesis
> Affects Versions: 1.8.3, 1.9.2, 1.10.0
> Reporter: Maximilian Michels
> Assignee: Maximilian Michels
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.11.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> The threads may not shut down correctly because they do not check for the
> running flag in the inner loops. The threads also do not get interrupted
> because they are not connected to the main task thread.
> These threads keep lingering around after the job has shut down:
> {noformat}
> Thread 23168: (state = BLOCKED)
> - java.lang.Object.wait(long) @bci=0 (Compiled frame; information may be
> imprecise)
> -
> org.apache.flink.streaming.connectors.kinesis.util.RecordEmitter.emitRecords()
> @bci=140, line=209 (Compiled frame)
> - org.apache.flink.streaming.connectors.kinesis.util.RecordEmitter.run()
> @bci=18, line=177 (Interpreted frame)
> - java.lang.Thread.run() @bci=11, line=748 (Compiled frame)
> {noformat}
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