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https://issues.apache.org/jira/browse/PHOENIX-6078?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Istvan Toth reassigned PHOENIX-6078:
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Assignee: Istvan Toth (was: Saksham Gangwar)
> Remove Internal Phoenix Connections from parent LinkedQueue when closed
> -----------------------------------------------------------------------
>
> Key: PHOENIX-6078
> URL: https://issues.apache.org/jira/browse/PHOENIX-6078
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.14.3, 4.x
> Reporter: Saksham Gangwar
> Assignee: Istvan Toth
> Priority: Major
> Fix For: 4.16.0
>
> Attachments: PHOENIX-6078.4.x.patch, PHOENIX-6078.4.x.v2.patch,
> PHOENIX-6078v2.4.x.patch, PHOENIX-6078v3.4.x.patch, PHOENIX-6078v4.4.x.patch
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> In https://issues.apache.org/jira/browse/PHOENIX-5872
> We started maintaining parent-child relationships between phoenix connections
> to close those connections. But after closing those child connections we
> should be removing them from the Queue which is being maintained for the same.
> Here:
> [https://github.com/apache/phoenix/blob/affa9e889efcc2ad7dac009a0d294b09447d281e/phoenix-core/src/main/java/org/apache/phoenix/compile/MutatingParallelIteratorFactory.java#L114]
>
> If not removed from the queue, and if the parent connection is being reused:
> we are observing the OOM issue on the container side during the mapper run.
>
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