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
Oracle Enterprise Manager 13c R5 Disk Full Issue
I have a client who recently installed Oracle Enterprise Manager 13c R5 on Windows Server 2019. All OEM components are installed on the same server (Database, OMS, Agent,..etc)The space consumed by all OEM components should't exceed about 40 GB.The installation was done on 400GB disk. Within couple of days, my client complained that the disk … Continue reading Oracle Enterprise Manager 13c R5 Disk Full Issue
Oracle Enterprise Manager 13c Installation on Linux
Oracle Virtual Machines for Sale !
Are you looking for a virtual machine to do some hands-on labs or practice something (i.e. for Educational purposes}? Do you have the time to build these virtual machines yourself? Below are some really nice Virtual Machines, that I invested allot of time to build on Oracle Virtual Box, and that I used them personally … Continue reading Oracle Virtual Machines for Sale !
After Oracle Database Upgrade to 12.2, Database Express Did not work

I upgraded one database from 11.2.0.4 to 12.2.0.1 on one Solaris Sparc server. After that I configured the Enterprise Manager Database Express, but when I tried to access it, I got the following error: For more information about Oracle Enterprise Manager Database Express, please refer to my post:https://ahmedfattah.com/2018/10/14/oracle-enterprise-manager-database-express-12c-overview/ Environment: Oracle Solaris 11Oracle Restart 12.2.0.1Oracle Database … Continue reading After Oracle Database Upgrade to 12.2, Database Express Did not work
Oracle Database 19c (19.3) Installation on Windows (Step-by-Step)
This is a quick post about installing Oracle Database 19c (19.3) on my laptop (Windows 10). Procedure will be presented as screen cast. As far as I remember, Oracle 19c was released during Mar-2019 for Linux, and during Apr-2019 for SPARC Solaris and during Jun-2019 for Windows,zLinux , HP and AIX Software Download: First of … Continue reading Oracle Database 19c (19.3) Installation on Windows (Step-by-Step)
Oracle Enterprise Manager Database Control & Time Zone

Background: Egypt time zone is GMT+2. Starting from year 1988, Egypt started to use the summer time zone (GMT +3) starting from the last Thursday of Apr till the last Thursday of September (5 months), then it reset back to GMT +2 for the remaining of the year. Summer time zone was cancelled at 20-Apr-2011, … Continue reading Oracle Enterprise Manager Database Control & Time Zone