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https://issues.apache.org/jira/browse/ZOOKEEPER-3512?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Enrico Olivelli resolved ZOOKEEPER-3512.
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Resolution: Fixed
Committer to master branch as 2805e8982c0e8964e5f8d86f4b01a293d75d4aed
Committed also to branch-3.6
Thank you [~lvfangmin]
> Real time data integrity check during broadcast time
> ----------------------------------------------------
>
> Key: ZOOKEEPER-3512
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3512
> Project: ZooKeeper
> Issue Type: Sub-task
> Components: server
> Reporter: Fangmin Lv
> Assignee: Fangmin Lv
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.6.0
>
> Time Spent: 7.5h
> Remaining Estimate: 0h
>
> This is a sub task of ZOOKEEPER-3114, which is going to calculate the hash
> value of data tree after each txn, leader will proposal txn with digest, and
> when learner applied the txn to data tree, it will check if it has the same
> hash value or not.
> Currently, the default behavior is logging and reporting via metric, people
> can also implement auto-recover based on the event received from
> DigestWatcher.
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