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Zookeeper connections are taken up by service monitor

Re: Zookeeper connections are taken up by service monitor

Champion
That appears to be between the ZK servers. Anything useful in the SM logs?

Re: Zookeeper connections are taken up by service monitor

Explorer

@mbigelow

There are lots of logs like these in SM log:

2017-09-26 01:18:50,715 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x40b71007 connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:18:50,733 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x178b2a6f connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:19:50,735 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x4a38698e connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:19:50,754 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x60599b95 connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:20:50,771 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x6f656e8a connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:20:50,792 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x22d3d22c connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:21:50,775 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x3b64eef7 connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181
2017-09-26 01:21:50,796 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x333cc0f1 connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspire-dev-3:2181,inspire-dev-5:2181

And there are some WARNINGs :

2017-09-26 00:57:50,306 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0xf9c174f connecting to ZooKeeper ensemble=inspire-dev-6:2181,inspir
e-dev-3:2181,inspire-dev-5:2181
2017-09-26 00:57:50,325 WARN com.cloudera.cmon.firehose.polling.CdhTask: (14 skipped) Exception in doWork for task: hbase_HBASE_SERVICE_STATE_TASK
java.io.IOException: java.lang.reflect.InvocationTargetException
        at org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(ConnectionFactory.java:240)
        at org.apache.hadoop.hbase.client.ConnectionManager.createConnection(ConnectionManager.java:412)
        at org.apache.hadoop.hbase.client.ConnectionManager.createConnection(ConnectionManager.java:405)
        at org.apache.hadoop.hbase.client.ConnectionManager.getConnectionInternal(ConnectionManager.java:283)
        at org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:116)

 

Re: Zookeeper connections are taken up by service monitor

Explorer

@mbigelow  

Any ideas? 

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