Removing a node from an Oracle RAC cluster

Before you begin

• An Oracle Cluster Ready Service (CRS) cluster with at least two nodes currently managed by BMC Database Automation must be available.
• The node to be removed from the CRS cluster must not have any database instances under BMC Database Automation management.

To remove a node from an Oracle RAC cluster

1. From the Management Console, navigate to the cluster in which you want to remove a node and click the Nodes tab.
2. Select Provision > Remove Node.

3. (Optional) In the General page, select a template from the Template list box.

   Warning

   Note

   For more information about templates, see Managing-templates-for-Oracle-on-Linux-and-UNIX.

4. If you select a template, click Skip Ahead to advance directly to the next step that requires input. An informational message appears on these steps, in green type, listing the fields that require entries before advancing to the next step.
    If you do not select a template, go to the next step.
5. If the Custom Fields page appears, enter the password, and click Next.
    The Custom Fields page appears only when custom fields are defined in the BMC Database Automation XML template used for this provisioning activity. See Adding-custom-fields-to-a-template.

6. In the Options page, populate the following fields, and click Next.
7. In the DBMS Homes page, select the DBMS Homes that you want to remove, and click Next.

8. In the Custom Scripts Configuration page, select any pre-provisioning or post-provisioning scripts that you want to run as follows, and select Next.

9. In the Job Options page, specify any of the following Job options, and click Next.

10. If the Change Control page displays, populate the following fields, and click Next.

    Warning

    Note

    The Change Control page appears only when change control is configured for your environment. See Configuring-change-control.

11. In the Summary page, review the provisioning information.
    To make changes, do the following:
    1. Click Go to to return to the provisioning step that you want to edit.
    2. Make your changes.
    3. Click Save and Review to return to the Summary page.
12. Specify your verification preferences.
     For additional information, see Understanding pre-verification tests.
    • To continue with database creation after the pre-verification tests have been successfully run without manual intervention, select Automatically Continue If All Tests Succeed.

    • To create the database without having first run the pre-verification steps, select Skip Pre-Verification Tests.

      Warning

      Note

      The Skip Pre-Verification Tests option should only be used when you are certain all tests can succeed. The option skips verification and advances directly to the actual provisioning activity.

13. Click Remove Node.
    BMC Database Automation begins the verification process.

    Error

    Warning

    This operation permanently removes the node from the Oracle RAC cluster.

14. If this procedure was not successful, see Troubleshooting.

    Warning

    Note

    Detailed current and historical information about this action can be viewed in the Jobs section of the Management Console. See Monitoring-jobs-and-viewing-job-history.