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https://issues.apache.org/jira/browse/HIVE-25846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17502825#comment-17502825
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Jeongdae Kim commented on HIVE-25846:
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Is there anyone who can take a look at this?
https://github.com/apache/hive/pull/2920
> Ensure that deregistering hive servers works, even after zookeeper session
> expired
> ----------------------------------------------------------------------------------
>
> Key: HIVE-25846
> URL: https://issues.apache.org/jira/browse/HIVE-25846
> Project: Hive
> Issue Type: Bug
> Affects Versions: 2.3.8, 3.1.2
> Reporter: Jeongdae Kim
> Assignee: Jeongdae Kim
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Zookeeper watchers are one time trigger and when zookeeper session is expired
> by long gc pause or something and is reconnected, all watchers already
> registered are gone, and deregister mechanism doesn't work.
> We should register deregister watchers again to get notification, after
> session re-established.
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