The boot menu on the Oracle Linux installation media contains a Troubleshooting option with the following options:

Install the Oracle Linux release in basic graphics mode

Use this option if the screen goes blank or appears distorted when you try to install Oracle Linux in graphics mode.

Rescue a Oracle Linux system

Use this option to boot an installed system in a mode that enables you to edit partitions or configuration files to fix various boot problems.

Run a memory test

Use this option to run the memtest86 utility, which verifies the integrity of the system's RAM.

Boot from local drive

Use this option to boot an installed system from the hard disk.