EM 12c, EM 13c : Enterprise Manager Cloud Control emctl start agent Fails: OutOfMemoryError Message, or: Consult emctl.log and emagent.nohup
(Doc ID 1952592.1)
Last updated on SEPTEMBER 30, 2024
Applies to:
Enterprise Manager Base Platform - Version 12.1.0.1.0 and laterInformation in this document applies to any platform.
Goal
Enterprise Manager (EM) 12c Cloud Control Agent start fails with an out-of-memory error:
$/AGENT_INST/bin/emctl start agent
Oracle Enterprise Manager Cloud Control 12c Release 2
Copyright (c) 1996, 2012 Oracle Corporation. All rights reserved.
Starting agent .........................................Consult emctl.log and emagent.nohup in: /<AGENT_INST>/sysman/log
$/AGENT_INST/sysman/log/emagent.nohup reports following memory error
----- Tue Dec 9 13:19:52 2014::663::Agent Launched with PID 724 at time Tue Dec 9 13:19:52 2014 -----
2014-12-09 13:19:52,270 [1:main] WARN - Missing filename for log handler 'wsm'
2014-12-09 13:19:52,281 [1:main] WARN - Missing filename for log handler 'opss'
2014-12-09 13:19:52,282 [1:main] WARN - Missing filename for log handler 'opsscfg'
Agent is going down due to an OutOfMemoryError
----- Tue Dec 9 13:20:24 2014::663::Checking status of EMAgent : 724 -----
----- Tue Dec 9 13:20:29 2014::663::Checking status of EMAgent : 724 -----
----- Tue Dec 9 13:20:29 2014::663::EMAgent exited at Tue Dec 9 13:20:29 2014 with return value 57. -----
----- Tue Dec 9 13:20:29 2014::663::EMAgent will be restarted because of an Out of Memory Exception. -----
----- Tue Dec 9 13:20:29 2014::663::Restarting EMAgent. -----
$/AGENT_INST/sysman/log/gcagent.log reports following memory error
2014-12-09 13:20:05,048 [33:EE0F717F:HTTP Listener-33 - Acceptor0 SslSelectChannelConnector@0.0.0.0:3872] WARN - *jetty*: EXCEPTION
java.lang.OutOfMemoryError: Java heap space
2014-12-09 13:20:05,471 [33:EE0F717F] WARN - *jetty*: EXCEPTION
java.lang.OutOfMemoryError: Java heap space
OR
$ /AGENT_INST/bin/emctl start agent
fails with error
Oracle Enterprise Manager Cloud Control 12c Release 3
Copyright (c) 1996, 2013 Oracle Corporation. All rights reserved.
Agent status could not be determined. Check the agent process
Consult emctl.log and emagent.nohup in: /<AGENT_INST>/sysman/log
OR
Any emctl start/status command fails with following exception
The following exception occurred:
java.net.UnknownHostException:agenthostname,<DOMAIN_NAME>
at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:849)
OR
$ /AGENT_INST/bin/emctl start agent
fails with error
Oracle Enterprise Manager Cloud Control 12c Release 3
Copyright (c) 1996, 2013 Oracle Corporation. All rights reserved.
Starting agent .................................................. failed.
EMAgent is Thrashing. Exiting watchdog
Consult emctl.log and emagent.nohup in: /<AGENT_INST>/sysman/log
Solution
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In this Document
Goal |
Solution |
References |