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From "Aravindan Vijayan (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-16412) Support TopN queries in AMS
Date Tue, 10 May 2016 20:26:12 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-16412?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Aravindan Vijayan updated AMBARI-16412:
---------------------------------------
    Summary: Support TopN queries in AMS  (was: [AMS / Grafana] Support TopN queries for big
clusters >100 nodes)

> Support TopN queries in AMS
> ---------------------------
>
>                 Key: AMBARI-16412
>                 URL: https://issues.apache.org/jira/browse/AMBARI-16412
>             Project: Ambari
>          Issue Type: Task
>          Components: ambari-metrics
>    Affects Versions: 2.2.2
>            Reporter: Aravindan Vijayan
>            Assignee: Aravindan Vijayan
>             Fix For: 2.4.0
>
>         Attachments: AMBARI-16412.patch
>
>
> Adding TopN support to AMS API
> Following are supported.
> Top "N" hosts when 1 metric is requested for "H" hosts.
> Top "N" metrics when "M" metrics (or a pattern) are requested for 0 or 1 hosts.
> Default TopN Hosts when More than a specific value of hosts are requested. Default =
20. Configurable through ams-site config.



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