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em12c

Enterprise Manager Deleting Targets Manually With CLI

Enterprise Manager deleting a target manually First stop the agent. ./emctl stop agent Oracle Enterprise Manager Cloud Control 13c Release 1 Copyright (c) 1996, 2015 Oracle Corporation. All rights reserved. Stopping agent … stopped. emcli login -username=sysman emcli sync emcli delete_target -name=”em-host.domain.com:3872″ -type=”oracle_emd” -delete_monitored_targets Now Uninstall the agent export ORACLE_HOME=export ORACLE_HOME=/u01/app/agent/core/12.1.0.2.0 $ORACLE_HOME/oui/bin/runInstaller -deinstall -removeallfiles # …

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Enterprise Manager Cloud Control 12c startup issues

At startup first log directory /u01/app/oracle/gc_inst-r5/user_projects/domains/GCDomain/servers/EMGC_OMS1/logs/EMGC_OMS1.log After that log directory /u01/app/oracle/gc_inst/em/EMGC_OMS1/sysman/log/ Note: By setting memory to low, like below OMS will hang and never complete startup emctl set property -name ‘JAVA_EM_MEM_ARGS’ -value ‘-Xms256m -Xmx1740m’ How to increase the memory on EM 12c https://community.oracle.com/community/support/support-blogs/enterprise-manager-support-blog/blog/2015/01/20/how-to-tune-the-jvm-heap-memory-arguments-for-12c-oms-and-agent

EM12c agent high CPU spikes on Solaris SPARC.

12c EM Agent CPU spiking and High Usage on Solaris with many Database and Listener Targets (Doc ID 1536871.1) File to modify the properties /u01/app/oracle/agent12c-u4/agent_inst/sysman/config/emd.properties Agent logs /u01/app/oracle/agent12c-u4/agent_inst/sysman/log Check agent status  /u01/app/oracle/agent12c-u4/core/12.1.0.4.0/bin/emctl status agent Check OMS status emctl status oms -details