Configuring prerequisites

Before you install a geo-redundant deployment of IBM® Netcool® Operations Insight® on OpenShift®, you must complete the prerequisites.

About this task

Complete the following prerequisite items before you start the installation:

• Prepare your clusters, as described in Planning.
• For information about installing in SingleNamespace mode, see Installing IBM Netcool Operations Insight on Red Hat OpenShift in an air-gapped environment (offline) with the oc-ibm_pak plug-in and a portable compute or portable storage device.
• Ensure that you have the necessary permissions to run the commands listed in Installing Netcool Operations Insight.
• Set up a load balancer between the primary and backup clusters. Ensure that the load balancer is accessible by an external hostname.
• Open up the geo-redundancy ports listed in Geo-redundancy ports.
• Create secrets and configure additional networks, as described in Creating secrets.
• Review the geo-redundancy properties that are listed in Geo-redundancy properties.
• Configure high availability (HA) for Web GUI, as described in Configuring high availability for Web GUI .
• Download the primary and backup custom resource (CR) YAML templates from the following URLs:
  https://www.ibm.com/support/pages/node/6570621
  https://www.ibm.com/support/pages/node/6570623