Oracle Database 21c Creation via DBCA hangs at 36%

Background I installed Oracle Database 21c on Windows 10 successfully. See the following video for the detailed installation steps: https://www.youtube.com/watch?v=QFovPSi8FKw After that I tried to create a sample database using the dbca (Database Configuration Assistant), but it hangs at 36%, as indicated in the following screen shot: If we examined the dbca log file: We … Continue reading Oracle Database 21c Creation via DBCA hangs at 36%

Agent configuration has failed

While deploying a new OEM agent on a Windows server using agentDeploy.bat, I received the following error: INFO: s_agentSrvcName=Oracleagent13c1Agentlog location is setlogWriting the following contents into C:\agent\13.5.0.0.0\agent_13.5.0.0.0\install\oragchomelistC:\agent\13.5.0.0.0\agent_13.5.0.0.0:C:\agent\13.5.0.0.0\agent_instBoth /etc/oragchomelist and /var/opt/oracle/oragchomelist does not exist.The value of chainInstall : false forceConfigure : false skipValidation : falseValidating oms host & port with url: https://myOEMserver.mycompany.com:1159/empbs/genwalletValidating oms host & port … Continue reading Agent configuration has failed

SEVERE:Create service for service name:Oracleagent13c1Agent has failed

Background: I successfully installed a fresh Oracle Enterprise Manager 13c (13.5) on a Windows server. Then, I used the silent install method to deploy a new OEM agent version 13.5 on a target Windows server.Agent deployment went successfully (Installation, patching, configuration, …), but I received the following error at the last step: ** Agent Port … Continue reading SEVERE:Create service for service name:Oracleagent13c1Agent has failed

SEVERE:emctl secure agent command has failed with status=1

Background: I successfully installed a fresh Oracle Enterprise Manager 13c (13.5) on a Windows server. Then, I used the silent install method to deploy a new OEM agent version 13.5 on a target Windows server.Agent deployment went successfully (Installation, patching, configuration, ...), but I received the following error at the last step: SEVERE:emctl secure agent … Continue reading SEVERE:emctl secure agent command has failed with status=1

Oracle Enterprise Manager Agent 13.5 Installation on Linux, using privilege delegation

In this video, I'm going to show you the detailed steps to install OEM agent from the enterprise manager console. we have some challenges here.We don’t have the oracle user password or the root user password.We cannot directly login as oracle user or as root user.We can only connect as opc user and then we … Continue reading Oracle Enterprise Manager Agent 13.5 Installation on Linux, using privilege delegation

Fully Recover Oracle Database from Block Corruption without backup

Disclaimer: The following recovery scenario is for a very specific case. It requires a comprehensive knowledge of the application schema design and the relationship between the different tables. It is not by any means valid for all block corruption cases. It not by any means a replacement for the regular database backups. Having a good … Continue reading Fully Recover Oracle Database from Block Corruption without backup