Running Db2 on Oracle Linux is not supported

Recently I had a client that was running on an old version of a free version of RedHat Linux which became Oracle Linux at some point. I got involved when they wanted to upgrade to Db2 11.5.7. Client purchased and installed RedHat Enterprise Linux and ported the database to it and we were able to successfully upgrade from Db2 11.1 to 11.5.7 in the new RHEL 8 environment with no problems noted. Although Db2 11.1 ran fine on Oracle Linux it is not supported…..