Steps to upgrade the latest OEM Agent Release update
1. Install the latest AgentPatcher
Download the latest Agentpatcher from oracle support.
cd <Patch location>
cp p33355570_135000_Generic.zip /u01/app/oracle/product/agent13c/agent_13.5.0.0.0
cd /u01/app/oracle/product/agent13c/agent_13.5.0.0.0
unzip p33355570_135000_Generic.zip
export ORACLE_HOME=/u01/app/oracle/product/agent13c/agent_13.5.0.0.0
cd /u01/app/oracle/product/agent13c/agent_13.5.0.0.0/AgentPatcher/
./agentpatcher version
2. Apply the latest Agent Release update
Download the latest Agent Release update from oracle support,
export ORACLE_HOME=/u01/app/oracle/product/agent13c/agent_13.5.0.0.0
export PATH=$ORACLE_HOME/bin:$ORACLE_HOME/AgentPatcher:$PATH
cd <patch location>
agentpatcher apply -analyze
emctl stop agent
agentpatcher apply -silent
3. Start the agent
emctl start agent