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https://issues.apache.org/jira/browse/AMBARI-18593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aravindan Vijayan updated AMBARI-18593:
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Attachment: AMBARI-18593.patch
> Provide ability to use downsampling function on certain metrics like client
> side topN
> -------------------------------------------------------------------------------------
>
> Key: AMBARI-18593
> URL: https://issues.apache.org/jira/browse/AMBARI-18593
> Project: Ambari
> Issue Type: Task
> Components: ambari-metrics
> Affects Versions: 2.5.0
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Priority: Critical
> Fix For: 2.5.0
>
> Attachments: AMBARI-18593.patch
>
>
> HDFS exposes top user activity broken down by operations in jmx (nntop).
> These metrics should be captured in AMS and exposed in Grafana's HDFS
> dashboards.
> Downsampling should likely be a function like MIN, MAX, AVG, SUM of
> underlying timeseries specified from the client.
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