I will explain Oracle Real Application Cluster (RAC) Database 18c Step by Step Installation on Full Rack Exadata X7 in this article.
If Your Grid Infrastructure version is lower than 18c version, you need to upgrade it to Oracle 18c. Grid Infrastructure versionshould be equal or higher than Database Software version.
You can read following article to Upgrade Grid Infrastructure from Oracle 11g or 12c to Oracle 18c.
You can download Oracle 18c installation file from Metalink and following link.
Download Database software and upload into Exadata. Unzip files and run runInstaller file to start Oracle RAC Database 18c Installation.
Select Set Up Software Only choice.
Select Oracle Real Application Clusters ( RAC ) database installation.
Select nodes in the Cluster. We have 8 nodes, so I have chosen them as following.
Click SSH Connectivity and do manual SSH Connectivity between nodes if it doesn’t exist.
Select Enterprise Edition
Type Oracle Base in this step.
Select Operating System Groups.
Verification result is done like following.
Oracle Real Application Cluster (RAC) 18c installer summary is as follows. Click Install to start.
In this step, you should run root.sh on all nodes.
root.sh is run like following. Firstly run it at the first node, then other nodes.
[[email protected] grid]# /u01/app18c/root.sh Performing root user operation. The following environment variables are set as: ORACLE_OWNER= oracle ORACLE_HOME= /u01/app18c Enter the full pathname of the local bin directory: [/usr/local/bin]: The contents of "dbhome" have not changed. No need to overwrite. The contents of "oraenv" have not changed. No need to overwrite. The contents of "coraenv" have not changed. No need to overwrite. Entries will be added to the /etc/oratab file as needed by Database Configuration Assistant when a database is created Finished running generic part of root script. Now product-specific root actions will be performed. [[email protected] grid]#
Oracle 18c RAC Database installation is completed like following.
If you want to install Oracle 19c, you can also read following Article.
Do you want to learn Oracle Database Performance Tuning detailed, then read the following articles.
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