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https://issues.apache.org/jira/browse/AMBARI-12718?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dmytro Sen updated AMBARI-12718:
--------------------------------
Attachment: AMBARI-12718.patch
> AMS is doing a (Select *) for certain point in time metrics from Dashboard
> page
> -------------------------------------------------------------------------------
>
> Key: AMBARI-12718
> URL: https://issues.apache.org/jira/browse/AMBARI-12718
> Project: Ambari
> Issue Type: Bug
> Affects Versions: 2.1.0
> Reporter: Dmytro Sen
> Assignee: Dmytro Sen
> Priority: Blocker
> Fix For: 2.1.1
>
> Attachments: AMBARI-12718.patch
>
>
> API calls for certain point in time metrics are fetching data for 1 day.
> API:
> {code}
> http://hostname:6188/ws/v1/timeline/metrics?metricNames=dfs.FSNamesystem.MissingReplOneBlocks%2Cdfs.FSNamesystem.TransactionsSinceLastCheckpoint%2Cdfs.FSNamesystem.MillisSinceLastLoadedEdits%2Cdfs.FSNamesystem.SnapshottableDi
>
> rectories%2Cdfs.FSNamesystem.LastCheckpointTime%2Cdfs.FSNamesystem.TotalFiles%2Cmaster.Master.QueueCallTime_median%2Cdfs.FSNamesystem.ExpiredHeartbeats%2Cdfs.FSNamesystem.PostponedMisreplicatedBlocks%2Cdfs.FSNamesystem.LastWrittenTransactionId%2Cdfs.FSNamesystem.Snapshots%2Cjvm.JvmMetrics.MemHeapCommittedM%2Cdfs.FSNamesystem.TransactionsSinceLastLog
>
> Roll%2Cmaster.Server.averageLoad%2Cjvm.JvmMetrics.MemHeapUsedM%2Cdfs.FSNamesystem.PendingDataNodeMessageCount%2Cmaster.AssignmentManger.ritCount%2Cdfs.FSNamesystem.StaleDataNodes&hostname=namenode_hostnamel&appId=NAMENODE
> {code}
> Returned result on a cluster > 1 day old takes very long time.
> The call should return 1 latest value for each metric vs all values.
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