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Posted to issues@flink.apache.org by "Robert Metzger (Jira)" <ji...@apache.org> on 2020/12/03 18:34:00 UTC

[jira] [Commented] (FLINK-19259) Use classloader release hooks with Kinesis producer to avoid metaspace leak

    [ https://issues.apache.org/jira/browse/FLINK-19259?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17243429#comment-17243429 ] 

Robert Metzger commented on FLINK-19259:
----------------------------------------

I will try to solve the  deregistration of the FileAgeManager via reflection.

> Use classloader release hooks with Kinesis producer to avoid metaspace leak
> ---------------------------------------------------------------------------
>
>                 Key: FLINK-19259
>                 URL: https://issues.apache.org/jira/browse/FLINK-19259
>             Project: Flink
>          Issue Type: Improvement
>          Components: Connectors / Kinesis
>            Reporter: Robert Metzger
>            Assignee: Robert Metzger
>            Priority: Major
>
> FLINK-17554 introduced hooks for clearing references before unloading a classloader.
> The Kinesis Producer library is currently preventing the usercode classloader from being unloaded because it keeps references around.
> This ticket is to use the hooks with the Kinesis producer.



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