[jira] [Updated] (AMBARI-1044) API is not returning Ganglia metrics for one of the hosts in the cluster

["Tom Beerbower (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-1044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tom Beerbower updated AMBARI-1044:
----------------------------------

    Attachment: AMBARI-1044.patch
    
> API is not returning Ganglia metrics for one of the hosts in the cluster
> ------------------------------------------------------------------------
>
>                 Key: AMBARI-1044
>                 URL: https://issues.apache.org/jira/browse/AMBARI-1044
>             Project: Ambari
>          Issue Type: Sub-task
>            Reporter: Tom Beerbower
>            Assignee: Tom Beerbower
>         Attachments: AMBARI-1044.patch
>
>
> A cluster was deployed with 4 hosts, with Ambari Server running on a different host.
> Host graphs are showing for 3 of the hosts.
> For one of the hosts, API is not returning any temporal data.
> Ganglia is showing host-level metrics.
> UI: http://ec2-54-242-174-25.compute-1.amazonaws.com:8080/#/main/hosts/ip-10-224-42-108.ec2.internal/summary
> Ganglia UI: http://ec2-174-129-70-110.compute-1.amazonaws.com/ganglia/mobile_helper.php?show_host_metrics=1&h=ip-10-224-42-108.ec2.internal&c=HDPNameNode&r=hour&cs=&ce=
> API response:
> {
> "href" : "http://ec2-54-242-174-25.compute-1.amazonaws.com:8080/api/v1/clusters/C2/hosts/ip-10-224-42-108.ec2.internal?fields=metrics/cpu/cpu_user1354227417,1354231017,15,metrics/cpu/cpu_wio1354227417,1354231017,15,metrics/cpu/cpu_nice1354227417,1354231017,15,metrics/cpu/cpu_aidle1354227417,1354231017,15,metrics/cpu/cpu_system1354227417,1354231017,15,metrics/cpu/cpu_idle1354227417,1354231017,15",
> "Hosts" :
> { "cluster_name" : "C2", "host_name" : "ip-10-224-42-108.ec2.internal" }
> }
> We need to understand the root cause.

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