• Upgrading a ROSA Cluster on AWS

    5 min read

    ROSA OpenShift AWS cluster upgrade CLI Red Hat

    Keeping your ROSA (Red Hat OpenShift Service on AWS) cluster up to date is essential for getting the latest features, performance improvements, and security patches. Fortunately, Red Hat provides a CLI tool (rosa) that allows you to handle upgrades.

    10/07/2025

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  • AWS STS: IAM roles for ServiceAccounts on AWS ROSA

    2 min read

    OpenShift IRSA STS ROSA

    AWS ROSA it is integrated with the AWS STS that will allow us to setup IRSA just as we would do on an EKS cluster.

    25/10/2022

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  • OpenShift ROSA: Get the OIDC URL within the cluster

    1 min read

    AWS Kubernetes OpenShift ROSA OIDC Identity provider

    When running a ROSA cluster (OpenShift on AWS) we might need to get it's Identity provider (OIDC) for, for example, configure STS (IRSA). We can get it directly from the cluster reading the Authentication object

    20/10/2022

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  • Setup EKS connector

    3 min read

    AWS EKS Kubernetes ROSA OpenShift

    With the EKS connector you are going to be able to connect any Kubernetes cluster to the AWS EKS console to visualize it's status, configuration, nodes and workloads but not much else. Let's take a look what's needed:

    12/09/2022

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From pet to cattle
Treat your kubernetes clusters like cattle, not pets