Owner's Manual

Deployment Guide 45
Adding a New Node to the Database Instance Layer
1 On one of the existing nodes, as user oracle , type dbca & to start DBCA.
2 In the Welcome window, click Next .
3 In the Operations window, click Instance Management and click Next .
4 In the Instance Management window, click Add Instance and click Next .
5 In the List of Cluster Databases window, select the existing database.
If your user name is not operating system-authenticated, the DBCA prompts you for a user name and
password for a database user with SYSDBA privileges.
6 Enter the user name sys and the password, and click Next .
The
List of Cluster Database Instances window appears, showing the instances associated with the
RAC database that you selected and the status of each instance.
7 In the List of Cluster Database Instances window, click Next .
8 In the Instance Naming and Node Selection window, enter the instance name at the top of the
window, select the new node name, and click
Next .
9 In the Instance Storage window, click Finish .
10 In the Summary window click OK to add the database instance.
A progress bar appears, followed by a message asking if you want to extend ASM to the new node(s).
11 Click Yes .
The following message appears:
Do you want to perform another operation?
12 Click No .
13 On any node, type srvctl status database -d <database name> to determine if the
instance is successfully added.
NOTE: See the section "Securing Your System" and follow the steps for additional security setup.
Removing a Node From the Cluster
When you perform the procedures in this section, ensure that you select and remove the correct node
from the cluster.
Deleting the Node From the Database Instance Layer
1 Log in as oracle .
2 From one of the remaining nodes, type:
dbca &
3
In the Welcome window, click Next .