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https://issues.apache.org/jira/browse/AMBARI-19858?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Siddharth Wagle updated AMBARI-19858:
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Status: Patch Available (was: Open)
> Add "live_hosts" metric in AMS for apps
> ---------------------------------------
>
> Key: AMBARI-19858
> URL: https://issues.apache.org/jira/browse/AMBARI-19858
> Project: Ambari
> Issue Type: Task
> Components: ambari-metrics
> Affects Versions: 2.5.0
> Reporter: Siddharth Wagle
> Assignee: Siddharth Wagle
> Fix For: 2.5.0
>
> Attachments: AMBARI-19858.patch
>
>
> {quote}
> live_hosts => # count of total hosts reporting
> metrics
> live_hosts & appId = <appId> => # count of hosts hosting this appId
> {quote}
> Where appId = { namenode, datanode, hbase ... etc }
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