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https://issues.apache.org/jira/browse/FLINK-37168?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated FLINK-37168:
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Labels: pull-request-available (was: )
> TimerRegistrationAction in unregisteredTimers is not cleaned up properly
> after the timers are registered
> --------------------------------------------------------------------------------------------------------
>
> Key: FLINK-37168
> URL: https://issues.apache.org/jira/browse/FLINK-37168
> Project: Flink
> Issue Type: Bug
> Components: API / Python
> Affects Versions: 2.0.0
> Reporter: Shuyi Chen
> Assignee: Shuyi Chen
> Priority: Major
> Labels: pull-request-available
>
> 2 main issues:
> - TimerRegistrationAction in unregisteredTimers are not cleared for process
> time stateful pipelines, this will eventually cause JVM OOM.
> - modification in unregisteredTimers can happen in grpc thread and main
> thread, no concurrency control is used to synchronize the operations.
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