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https://issues.apache.org/jira/browse/AMBARI-21705?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aravindan Vijayan updated AMBARI-21705:
---------------------------------------
    Status: Patch Available  (was: Open)

> Metrics Collector start failed due to "Unable to initialize HA controller"
> --------------------------------------------------------------------------
>
>                 Key: AMBARI-21705
>                 URL: https://issues.apache.org/jira/browse/AMBARI-21705
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-metrics
>    Affects Versions: 2.5.2
>            Reporter: Aravindan Vijayan
>            Assignee: Aravindan Vijayan
>            Priority: Blocker
>             Fix For: 2.5.2
>
>         Attachments: AMBARI-21705.patch
>
>
> AMS start failed due to "Unable to initialize HA controller"
> STR:
> 1)Enable HA
> 2)Delete all services except HDFS, Yarn, MapReduce, Zookeeper
> 3)Add all services
> Metrics collector start, but after few minutes fail
> {code}
> Error starting ApplicationHistoryServer 
> org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.MetricsSystemInitializationException:
>  Unable to initialize HA controller at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.HBaseTimelineMetricStore.initializeSubsystem(HBaseTimelineMetricStore.java:118)
>  at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.HBaseTimelineMetricStore.serviceInit(HBaseTimelineMetricStore.java:96)
>  at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) 
> at 
> org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107)
>  at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.ApplicationHistoryServer.serviceInit(ApplicationHistoryServer.java:84)
>  at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) 
> at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.ApplicationHistoryServer.launchAppHistoryServer(ApplicationHistoryServer.java:137)
>  at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.ApplicationHistoryServer.main(ApplicationHistoryServer.java:147)
>  Caused by: org.I0Itec.zkclient.exception.ZkException: 
> org.apache.zookeeper.KeeperException$NotEmptyException: KeeperErrorCode = 
> Directory not empty for /ambari-metrics-cluster at 
> org.I0Itec.zkclient.exception.ZkException.create(ZkException.java:68) at 
> org.I0Itec.zkclient.ZkClient.retryUntilConnected(ZkClient.java:1000) at 
> org.apache.helix.manager.zk.ZkClient.delete(ZkClient.java:347) at 
> org.I0Itec.zkclient.ZkClient.deleteRecursive(ZkClient.java:791) at 
> org.apache.helix.manager.zk.ZKHelixAdmin.addCluster(ZKHelixAdmin.java:497) at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.availability.MetricCollectorHAController.initializeHAController(MetricCollectorHAController.java:156)
>  at 
> org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.HBaseTimelineMetricStore.initializeSubsystem(HBaseTimelineMetricStore.java:115)
>  ... 7 more Caused by: 
> org.apache.zookeeper.KeeperException$NotEmptyException: KeeperErrorCode = 
> Directory not empty for /ambari-metrics-cluster at 
> org.apache.zookeeper.KeeperException.create(KeeperException.java:125) at 
> org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at 
> org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:873) at 
> org.I0Itec.zkclient.ZkConnection.delete(ZkConnection.java:104) at 
> org.apache.helix.manager.zk.ZkClient$8.call(ZkClient.java:351) at 
> org.I0Itec.zkclient.ZkClient.retryUntilConnected(ZkClient.java:990) ... 12 
> more
> {code}



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