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https://issues.apache.org/jira/browse/AMBARI-15328?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15184124#comment-15184124
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Aravindan Vijayan commented on AMBARI-15328:
--------------------------------------------
Manually tested.
{code}
[root@c6401 tmp]# su - ams -c '/usr/sbin/ambari-metrics-collector --config
/etc/ambari-metrics-collector/conf/ start'
Tue Mar 8 00:59:07 UTC 2016 Starting HBase.
starting master, logging to
/var/log/ambari-metrics-collector/hbase-ams-master-c6401.ambari.apache.org.out
Verifying ambari-metrics-collector process status...
Tue Mar 8 00:59:10 UTC 2016 Collector successfully started.
Tue Mar 8 00:59:10 UTC 2016 Initializing Ambari Metrics data model
Tue Mar 8 00:59:33 UTC 2016 Ambari Metrics data model initialization check 1
Tue Mar 8 01:01:09 UTC 2016 Ambari Metrics data model initialization check 2
Tue Mar 8 01:02:06 UTC 2016 Ambari Metrics data model initialization check 3
Tue Mar 8 01:02:20 UTC 2016 Ambari Metrics data model initialization completed.
{code}
> Exception on manual start of AMS is misleading
> ----------------------------------------------
>
> Key: AMBARI-15328
> URL: https://issues.apache.org/jira/browse/AMBARI-15328
> Project: Ambari
> Issue Type: Bug
> Components: ambari-metrics
> Affects Versions: 2.2.0
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Fix For: 2.2.2
>
> Attachments: AMBARI-15328.patch
>
>
> On manual start of AMS in embedded mode, following stderr messages are logged
> to console which is misleading since the start succeeds when the server is up.
> {code}
> 2016-01-27 19:15:21,487 ERROR [main] zookeeper.ZooKeeperWatcher:
> hconnection-0x799ed4e80x0, quorum=localhost:61181,
> baseZNode=/ams-hbase-unsecure Received unexpected KeeperException,
> re-throwing exception
> org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode
> = ConnectionLoss for /ams-hbase-unsecure
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1045)
> at
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:221)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:417)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.checkIfBaseNodeAvailable(ConnectionManager.java:902)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.access$400(ConnectionManager.java:552)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation$StubMaker.makeStubNoRetries(ConnectionManager.java:1490)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation$StubMaker.makeStub(ConnectionManager.java:1531)
> {code}
> We already log this to a file so not need to print stderr to console.
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