Windows 10 WSL 2, Docker and Oracle – a perfect Partnership

I admit it, I was not a friend of Oracle databases running in Docker containers for a long time. My database systems for testing and demo purposes were all running in VMware, Virtual Box or in the Oracle Cloud. But I have used the Windows Subsystem for Linux since beginning, to work with the Oracle Oracle Cloud Infrastructure CLI, Git Integration etc.. And what I really like is the WSL extension for Visual Studio Code which gives me to chance,…

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Oracle Enterprise Manager 13c Release 4 Update 5 (13.4.0.5) – Time to Patch the OMS

Availability and Information Release Update 13.4.0.5 Since some days, the Release Update 13.4.0.5 for the Oracle Enterprise Manager 13c Release 4 is available in My Oracle Support. Time to update my lab environment. Note: This blog post describes how to apply the RU on an Oracle Enterprise Manager 13 Release 4 Oracle Management Server which is running on an Oracle Linux 7.6 machine. Applying the RU for agents is not part of of this blog post. For agent patching please…

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Oracle Enterprise Manager EM13c – My Oracle Support is back!

Since a few weeks, the online connection in Oracle Enterprise Manager EM13c to My Oracle Support was broken. This resulted in errors like Error occurred when sending request to My Oracle Support, for example when you tried to set the My Oracle Support credentials in a fresh EM13c setup. Existing configurations were not able to get newest patch information anymore. Oracle has documented it in the note Recent Changes to MOS will Disable Enterprise Manager Online Connections (Doc ID 2664002.1).  Screenshot…

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Install Oracle 19c RDBMS on Oracle Linux 8 – avoid [WARNING] [INS-08101] Unexpected error while executing the action at state: ‘supportedOSCheck’

Oracle RDBMS 19c is now certified on Oracle Linux 8. Unfortunately the Oracle Universal Installer in Silent Mode fails when checking the OS version. My OS release: [oracle@olten dbhome_1]$ cat /etc/oracle-release Oracle Linux Server release 8.2 Oracle Universal Installer in Silent Mode The OUI installer in silent mode stops and shows this error message: [WARNING] [INS-08101] Unexpected error while executing the action at state: ‘supportedOSCheck’. There is no parameter available like -ignoreOS or whatever, but two workarounds. [oracle@olten dbhome_1]$ ./runInstaller…

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Oracle Cloud Infrastructure and SSH Keys – Jump!

Jump! In our Trivadis Oracle Cloud Infrastructure training environments, we never use direct access to an application or database server by a public IP address. For this case, we use an Oracle Linux based bastion host which acts as a jump host. For security reasons, I never put any SSH keys on a bastion host to connect from there to the target instances. If your bastion host is compromitted, your SSH keys are lost! In one of the last trainings,…

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