[jira] [Resolved] (AMBARI-24872) NIFI-Hosts dashboard does not show any metrics in Grafana

["amarnath reddy pappu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-24872?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

amarnath reddy pappu resolved AMBARI-24872.
-------------------------------------------
    Resolution: Duplicate

> NIFI-Hosts dashboard does not show any metrics in Grafana
> ---------------------------------------------------------
>
>                 Key: AMBARI-24872
>                 URL: https://issues.apache.org/jira/browse/AMBARI-24872
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-metrics
>    Affects Versions: 2.7.1
>            Reporter: amarnath reddy pappu
>            Assignee: amarnath reddy pappu
>            Priority: Critical
>
> Description
> In Grafana, NIFI-Hosts dashboard does not show any metrics though data present in the AMS.
> Steps to reproduce it
> 1. Install the cluster the and add NIFI service.
> 2. Goto NIFI and add Ambari reporting task so that it sends the metrics to AMS.
> 3. You can see NIFI-Home shows the Graphs but NIFI-Hosts does not.
> Below API call returns the data points
> http://xxx:6188/ws/v1/timeline/metrics?metricNames=jvm.uptime._avg&appId=nifi&instanceId=&startTime=1541611634&endTime=1541698034
> where as with hostname clause it does not return any
> http://xxx:3000/api/datasources/proxy/1/ws/v1/timeline/metrics?metricNames=jvm.uptime._avg&hostname=%&appId=nifi&instanceId=&startTime=1541611634&endTime=1541698034&topN=20&topNFunction=avg&isBottomN=false
> NIFI is sending instanceid and but AMS is not handling correctly.



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