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On Oracle Big Data Appliance Non-BDA Node Added to the CDH Cluster Reports Unhealthy Status (Doc ID 1943989.1)

Last updated on APRIL 08, 2020

Applies to:

Big Data Appliance Integrated Software - Version 4.0 and later
Linux x86-64

Symptoms

NOTE: In the examples that follow, user details, cluster names, hostnames, directory paths, filenames, etc. represent a fictitious sample (and are used to provide an illustrative example only). Any similarity to actual persons, or entities, living or dead, is purely coincidental and not intended in any manner.

 

Adding non BDA Host to Oracle Big Data Appliance CDH Cluster.  Non BDA node is added fine but reports unhealthy status in Cloudera Manager(CM) with below error

This host is in contact with Cloudera Manager. The host's Cloudera Manager agent's software version can not be determined.

On non BDA Host, CM Agent log(cloudera-scm-agent.log) in /var/log/cloudera-scm-agent reports below error

  26676 MonitorDaemon-Reporter throttling_logger ERROR    (10 skipped) Error sending messages to firehose: mgmt_HMON_<BDANode03>
Traceback (most recent call last):
  File "/usr/lib64/cmf/agent/src/cmf/monitor/firehose.py", line 70, in _send
    self._port)
  File "/usr/lib64/cmf/agent/build/env/lib/python2.4/site-packages/avro-1.6.3-py2.4.egg/avro/ipc.py", line 471, in __init__
    self.conn.connect()
  File "/usr/lib64/python2.4/httplib.py", line 636, in connect
    raise socket.error, msg
error: (111, 'Connection refused')

 

Cause

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In this Document
Symptoms
Cause
Solution
References

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