The document outlines the steps to install Oracle 12R2 Grid Infrastructure for a new cluster. It describes configuring a standalone cluster, adding nodes to the cluster, configuring SSH connectivity, specifying network interfaces, creating an ASM disk group, setting the Oracle base location, and installing Grid Infrastructure. Upon completion, an installation successful message is displayed.

1. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 1
On the Select Configuration Option screen, click ‘Configure Oracle Grid Infrastructure for a New
Cluster.Click Next
Configure an Oracle Standalone Cluster.

2. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 2
Use the Grid Plug and Play Information screen to configure the following settings:
On the Cluster Node Information screen, click Add to begin the process of specifying additional
cluster nodes. Click the Add button and add other hosts. Make sure to set Node Role to HUB,
and click OK.

3. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 3

4. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 4
Click the SSH Connectivity button. Enter oracle into the OS Password field. Do setup and Test
to confirm that the required SSH connectivity is configured across the cluster.
On the Specify Network Interface Usage screen, ensure that network interface eth0 is
as the Public network and that network interface eth1 is as the ASM & Private network

5. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 5
On the Storage Option Information page select Configure ASMusing block devices
On the Grid Infrastructure Management Repository screen, select No and click Next to
continue. Click Yes in the dialog box to confirm your choice.

6. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 6
On the Create ASM Disk Group screen, click Change Discovery Path to customize the
ASM Disk Discovery Path.
In the Change Disk Discovery Path dialog box, set the Disk Discovery Path to
Disks location (eg./dev/mapper/) and click OK.

7. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 7
On the Create ASM Disk Group screen, make sure the Disk group name is DATA
and select the candidate disks and Allocation Unit Size:
On the Specify ASM Password screen,select ‘Use same passwords for these accounts’ and pass
the value.

8. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 8
On the Failure Isolation Support screen, click Next to accept the default setting (Do not use
IPMI).
At this stage – don’t want to configure with EM
On the Privileged Operating System Groups, the values should default to the following:

9. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 9
On the Specify Installation Location screen, make sure the Oracle base is /u01/app/
Grid. Click Next tocontinue.

10. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 10
On the Create Inventory screen, click Next to accept the default installation
inventory location of /u01/app/oraInventory
I selected Automaticallyrun configuration scripts -

11. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 11
Pass root credential
A series of prerequisite checks are performed. I ignored as I didn’t setup DNS for SCAN.

12. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 12
After verify Summary screen.Click Install to begin the installation.
Message in relate to root script. Press yes

13. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 13

14. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 14
In my test setup, skip for SCAN

15. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 15

16. Oracle12R2 Grid Infrastructure Installation
Prepared by Monowar Mukul (OCM 12c / OCM 11g DBA) Page 16
“The installation of Oracle Grid Infrastucture for a Cluster was successful”
Click Close to close Oracle Universal Installer.