Diving into Red Hat OpenShift Service on AWS (ROSA) with Hosted Control Planes (HCP)

The article provides an overview of Red Hat OpenShift Service on AWS (ROSA) with Hosted Control Planes (HCP), which is a new offering from Red Hat.

Specifically, the article covers:

• The traditional ROSA architecture with control plane nodes, infrastructure nodes, and worker nodes in the customer's AWS account
• The new ROSA HCP architecture where the control plane nodes are moved to a service team account, reducing AWS costs for the customer
• The benefits of ROSA HCP, including reduced costs, improved operational resilience and security, and faster cluster provisioning
• Prerequisites and steps for deploying a ROSA HCP cluster, including creating account-wide roles, operator roles, OIDC configuration, and the cluster itself
• Considerations for existing ROSA customers, including the use of the Red Hat Migration Toolkit for Containers to migrate workloads to a new ROSA HCP cluster
• Conclusion highlighting the benefits of ROSA HCP and encouraging readers to explore it further