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https://issues.apache.org/jira/browse/ZOOKEEPER-4475?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Enrico Olivelli resolved ZOOKEEPER-4475.
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Fix Version/s: 3.9.0
Resolution: Fixed
> Persistent recursive watcher got NodeChildrenChanged event
> ----------------------------------------------------------
>
> Key: ZOOKEEPER-4475
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-4475
> Project: ZooKeeper
> Issue Type: Bug
> Affects Versions: 3.6.3, 3.7.0
> Reporter: Kezhu Wang
> Assignee: Kezhu Wang
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.9.0
>
> Time Spent: 3h 40m
> Remaining Estimate: 0h
>
> Currently, {{NodeChildrenChanged}} events are sent to all persistent watchers
> unconditionally in client. This requires server to never deliver
> {{NodeChildrenChanged}} for node's descendants. It can not be true. So we
> need to filter {{NodeChildrenChanged}} for persistent recursive watchers.
> Splits from ZOOKEEPER-4466.
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