Deleting an Oracle instance on Linux servers
You can use the Remote Agent Utility to remove an Oracle instance for the Oracle Agent on Linux servers.
To delete an Oracle instance for the Oracle Agent on Linux servers
On the Linux server on which the Oracle instances are installed, open a Terminal window.
Change to the following directory:
Start the Remote Agent Utility:
Type 2 to select Configure Oracle Instance Information, and then press Enter.
Any instances that currently exist on the computer are discovered.
Follow the prompts.