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Hudson commented on AMBARI-18518: --------------------------------- FAILURE: Integrated in Jenkins build Ambari-trunk-Commit #5758 (See [https://builds.apache.org/job/Ambari-trunk-Commit/5758/]) AMBARI-18518 : Sinks should not try to read collector hosts from Zk if (avijayan: [http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=98efb571d63a17973bb62a510593c2041c14dcf6]) * (edit) ambari-metrics/ambari-metrics-common/src/test/java/org/apache/hadoop/metrics2/sink/timeline/availability/MetricCollectorHATest.java * (edit) ambari-metrics/ambari-metrics-common/src/main/java/org/apache/hadoop/metrics2/sink/timeline/availability/MetricCollectorHAHelper.java > Sinks should not try to read collector hosts from Zk if AMS is in embedded > mode > ------------------------------------------------------------------------------- > > Key: AMBARI-18518 > URL: https://issues.apache.org/jira/browse/AMBARI-18518 > Project: Ambari > Issue Type: Bug > Components: ambari-metrics > Affects Versions: 3.0.0 > Reporter: Aravindan Vijayan > Assignee: Aravindan Vijayan > Priority: Critical > Fix For: 3.0.0 > > Attachments: AMBARI-18518.patch > > > Currently, an exception is constantly being thrown in sink logs. > {code} > 2016-10-03 21:01:06,537 WARN availability.MetricCollectorHAHelper > (MetricCollectorHAHelper.java:findLiveCollectorHostsFromZNode(91)) - Unable > to connect to z > ookeeper. > org.apache.hadoop.metrics2.sink.relocated.zookeeper.KeeperException$ConnectionLossException: > KeeperErrorCode = ConnectionLoss for /ambari-metrics-cluster > at > org.apache.hadoop.metrics2.sink.relocated.zookeeper.KeeperException.create(KeeperException.java:99) > at > org.apache.hadoop.metrics2.sink.relocated.zookeeper.KeeperException.create(KeeperException.java:51) > at > org.apache.hadoop.metrics2.sink.relocated.zookeeper.ZooKeeper.exists(ZooKeeper.java:1045) > at > org.apache.hadoop.metrics2.sink.relocated.zookeeper.ZooKeeper.exists(ZooKeeper.java:1073) > at > org.apache.hadoop.metrics2.sink.timeline.availability.MetricCollectorHAHelper.findLiveCollectorHostsFromZNode(MetricCollectorHAHelper.java:78) > at > org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink.findPreferredCollectHost(AbstractTimelineMetricsSink.java:344) > at > org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink.emitMetrics(AbstractTimelineMetricsSink.java:216) > at > org.apache.hadoop.metrics2.sink.timeline.HadoopTimelineMetricsSink.putMetrics(HadoopTimelineMetricsSink.java:345) > at > org.apache.hadoop.metrics2.impl.MetricsSinkAdapter.consume(MetricsSinkAdapter.java:186) > at > org.apache.hadoop.metrics2.impl.MetricsSinkAdapter.consume(MetricsSinkAdapter.java:43) > at > org.apache.hadoop.metrics2.impl.SinkQueue.consumeAll(SinkQueue.java:87) > at > org.apache.hadoop.metrics2.impl.MetricsSinkAdapter.publishMetricsFromQueue(MetricsSinkAdapter.java:134) > at > org.apache.hadoop.metrics2.impl.MetricsSinkAdapter$1.run(MetricsSinkAdapter.java:88) > {code} > After the change > {code} > 2016-10-03 21:08:31,494 INFO availability.MetricCollectorHAHelper > (MetricCollectorHAHelper.java:findLiveCollectorHostsFromZNode(80)) - > /ambari-metrics-cluster znode does not exist. Skipping requesting live > instances from zookeeper > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)