Hi, I will continue to explain how to Upgrade Grid Infrastructure ( GI ) from Oracle 12cR2 to Oracle 18c in Full Rack ( Eight Nodes ) Oracle Exadata X7-2 in this article.   Read and apply first article before this article. Because you cannot upgrade Grid Infrastructure without applying that steps. https://ittutorial.org/18c-upgrade-oracle-grid-infrastructure-upgrade-from-oracle-12c-to-oracle-18c-in-full-rack-oracle-exadata-x7-steps-1-patch-27006180-failed-24600431-patch-rollback/   If you … Continue reading Oracle Grid Infrastructure & RAC Upgrade from Oracle 12c to Oracle 18c in Full Rack Exadata X7 Step by Step -2 Oracle 18c Upgrade Steps