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Posted to issues@ambari.apache.org by "Hadoop QA (JIRA)" <ji...@apache.org> on 2016/10/04 04:08:21 UTC
[jira] [Commented] (AMBARI-18518) Sinks should not try to read
collector hosts from Zk if AMS is in embedded mode
[ https://issues.apache.org/jira/browse/AMBARI-18518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15544276#comment-15544276 ]
Hadoop QA commented on AMBARI-18518:
------------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12831418/AMBARI-18518.patch
against trunk revision .
{color:green}+1 @author{color}. The patch does not contain any @author tags.
{color:green}+1 tests included{color}. The patch appears to include 1 new or modified test files.
{color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings.
{color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings.
{color:green}+1 core tests{color}. The patch passed unit tests in ambari-metrics/ambari-metrics-common.
Test results: https://builds.apache.org/job/Ambari-trunk-test-patch/8798//testReport/
Console output: https://builds.apache.org/job/Ambari-trunk-test-patch/8798//console
This message is automatically generated.
> 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}
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