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https://issues.apache.org/jira/browse/HBASE-29562?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pankaj Kumar resolved HBASE-29562.
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Resolution: Fixed
Pushed to branch-2.6+.
Thanks [~sreenivasulureddy] for the contribution and [~zhangduo] ,
[~liuxiaocs7] for the review.
> Add RegionServer Metrics for excluded DataNodes
> -----------------------------------------------
>
> Key: HBASE-29562
> URL: https://issues.apache.org/jira/browse/HBASE-29562
> Project: HBase
> Issue Type: Improvement
> Components: metrics
> Reporter: Y. SREENIVASULU REDDY
> Assignee: Y. SREENIVASULU REDDY
> Priority: Minor
> Labels: pull-request-available
> Fix For: 2.7.0, 3.0.0-beta-2, 2.6.5
>
>
> Add and expose updated ‘ExcludeDNs’ information (with exclusion cause) to
> RegionServer metrics. This enhancement will allow operators and monitoring
> systems to track which DataNodes are excluded and understand the reasons
> directly through RS metrics, improving cluster observability and
> troubleshooting efficiency.
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