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https://issues.apache.org/jira/browse/HBASE-20722?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16510935#comment-16510935
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Duo Zhang commented on HBASE-20722:
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Good, seems most UTs have passed. Let me check the failed UT.
> Make RegionServerTracker only depend on children changed event
> --------------------------------------------------------------
>
> Key: HBASE-20722
> URL: https://issues.apache.org/jira/browse/HBASE-20722
> Project: HBase
> Issue Type: Sub-task
> Reporter: Duo Zhang
> Assignee: Duo Zhang
> Priority: Major
> Fix For: 3.0.0, 2.1.0
>
> Attachments: HBASE-20722.patch
>
>
> For now we will use children changed event for adding RS, and node deleted
> event for removing RS. Actually, children changed can also be used for
> deleting RS, this will make it easier to control as we do not need to deal
> with the concurrency issue between the children changed and node deleted
> event.
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