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https://issues.apache.org/jira/browse/AMBARI-3597?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Oleksandr Diachenko resolved AMBARI-3597.
-----------------------------------------
Resolution: Fixed
Commited to trunk.
> Services API call takes ~20s to respond
> ---------------------------------------
>
> Key: AMBARI-3597
> URL: https://issues.apache.org/jira/browse/AMBARI-3597
> Project: Ambari
> Issue Type: Task
> Components: agent
> Affects Versions: 1.4.1
> Reporter: Oleksandr Diachenko
> Assignee: Oleksandr Diachenko
> Priority: Critical
> Fix For: 1.4.2
>
> Attachments: AMBARI-3597.patch
>
>
> On cluster with 650 nodes it takes ~20s to generate a call Ambari UI makes.
> The response time has to be improved.
> {code}
> http://server:8080/api/v1/clusters/c1/services?fields=components/ServiceComponentInfo,components/host_components,components/host_components/HostRoles,components/host_components/metrics/jvm/memHeapUsedM,components/host_components/metrics/jvm/memHeapCommittedM,components/host_components/metrics/mapred/jobtracker/trackers_decommissioned,components/host_components/metrics/cpu/cpu_wio,components/host_components/metrics/rpc/RpcQueueTime_avg_time,components/host_components/metrics/dfs/FSNamesystem/HAState,components/host_components/metrics/dfs/FSNamesystem/CapacityUsed,components/host_components/metrics/dfs/FSNamesystem/CapacityTotal,components/host_components/metrics/dfs/FSNamesystem/CapacityRemaining,components/host_components/metrics/dfs/FSNamesystem/BlocksTotal,components/host_components/metrics/dfs/FSNamesystem/CorruptBlocks,components/host_components/metrics/dfs/FSNamesystem/MissingBlocks,components/host_components/metrics/dfs/FSNamesystem/UnderReplicatedBlocks,components/host_components/metrics/dfs/namenode/Version,components/host_components/metrics/dfs/namenode/LiveNodes,components/host_components/metrics/dfs/namenode/DeadNodes,components/host_components/metrics/dfs/namenode/DecomNodes,components/host_components/metrics/dfs/namenode/TotalFiles,components/host_components/metrics/dfs/namenode/UpgradeFinalized,components/host_components/metrics/dfs/namenode/Safemode,components/host_components/metrics/runtime/StartTime,components/host_components/metrics/flume/flume,components/host_components/metrics/yarn/Queue&_=1382031196129
> {code}
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