How to Resolve OEM Agent ‘Availability Evaluation Error’

 

Issue : While registering a database as a target in OEM 13c the agent was failing during start with following error  ‘Availability Evaluation Error’

Solution:-

To resolve the issue make I followed the following steps in following order .

Run this from db target server which you are trying to add as a target in OEM

cd $AGENT_HOME/agent_inst/bin $ ping omshost $ nslookup omshost $ emctl pingOMS $ emctl config agent addinternaltargets $ emctl secure agent $ emctl config agent listtargets $ emctl clearstate agent $ emctl upload agent $ emctl reload agent $ emctl start agent   The agent should show UP now, otherwise continue with the following steps:   $ emctl stop agent $ emctl secure agent $ emctl clearstate agent $ emctl secure agent $ emctl start agent $ emctl upload agent $ emctl reload agent $ emctl pingOMS $ emctl status agent