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https://issues.apache.org/jira/browse/HIVE-25846?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jeongdae Kim updated HIVE-25846:
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Description: 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. so, we should add deregister watchers
again to get notification. (was: Zookeeper watchers are one time trigger and
when zookeeper session is expired by long gc pause or something, we should add
deregister watchers again to get notification.)
> 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: 10m
> 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. so, we should add deregister watchers again to get
> notification.
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