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https://issues.apache.org/jira/browse/AMBARI-18851?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aravindan Vijayan updated AMBARI-18851:
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Attachment: AMBARI-18851.patch
> Collector host refresh in Ambari Server is not working in single Metrics
> collector deployments.
> -----------------------------------------------------------------------------------------------
>
> Key: AMBARI-18851
> URL: https://issues.apache.org/jira/browse/AMBARI-18851
> Project: Ambari
> Issue Type: Bug
> Components: ambari-metrics
> Affects Versions: 2.5.0
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Priority: Critical
> Fix For: 2.5.0
>
> Attachments: AMBARI-18851.patch
>
>
> Collector host refresh in Ambari Server is not working in single Metrics
> collector deployments.
> STR
> 1. Deploy Ambari with 1 Metrics collector instance.
> 2. Stop Metrics Collector.
> 3. Start Metrics collector after a few minutes.
> 4. Metrics are not displayed on Ambari, though they show up on Grafana.
> BUG
> AmbariServer Metrics Collector HA State component does not refresh collector
> host if current collector host is null.
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