OpenShift 4.3: Spoofing a User

OpenShift 4.3: Spoofing a User

Imagine you’re a cluster administrator managing a huge number of users. A user reaches out to you with a problem: “My console is broken.” There’s seemingly an infinite number of possible explanations for why this user can’t access the console. However, you can’t see their system and they have difficulty explaining what the console is […]

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Deploy PostgreSQL in OpenShift backed by OpenShift Container Storage

> Note: This scenario assumes you already have an OpenShift cluster or have followed the instructions in the Deploying OpenShift Container Storage 4 to OpenShift 4 Blog to set up an OpenShift Container Platform 4.2.14+ cluster using OpenShift Container Storage 4. 1. Overview PostgreSQL has been the fastest growing open source RDBMS over the past […]

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Configure the OpenShift Image Registry backed by OpenShift Container Storage

Configure the OpenShift Image Registry backed by OpenShift Container Storage

1. Requirements Note: This scenario supposes you already have Red Hat OpenShift Container Storage 4 running inside your Red Hat OpenShift Container Platform 4 environment. Alternatively, follow the instructions in the Deploying OpenShift Container Storage 4 to OpenShift 4 Blog to set up an OpenShift Container Platform 4.2.14+ cluster using OpenShift Container Storage 4. In […]

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Revamped OpenShift All-in-One (AIO) for Labs and Fun

Revamped OpenShift All-in-One (AIO) for Labs and Fun

DISCLAIMER: THE ALL-IN-ONE (AIO) OCP DEPLOYMENT IS A COMMERCIALLY UNSUPPORTED OCP CONFIGURATION INTENDED FOR TESTING OR DEMO PURPOSES. Back in the 3.x days, I documented the All-in-One (AIO) deployment of OCP 3.11 for lab environments and other possible use cases. That blog post is available here.  With OCP4.2 (and OCP4.3 nightly builds) the all-in-one (AIO) […]

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Disaster Recovery with GitOps

Whether your OpenShift cluster(s) are hosted on-premise or in the cloud downtime happens. This could be a temporary outage or it can be an extended outage with no resolution in sight. This article will explain how GitOps can be used for the rapid redeployment of your Kubernetes objects. One important thing to note is that […]

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Multi-cluster Management with GitOps

In this blog post we are going to introduce Multi-cluster Management patterns with GitOps and how you can implement these patterns on OpenShift. If you’re interested in diving into an interactive tutorial, try this link. In the introductory blog post to GitOps we described some of the use cases that we can solve with GitOps […]

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Application Migration with Container-native virtualization

More and more frequently, modern applications are choosing a container-first development and deployment paradigm built on the foundation of Kubernetes. However, not all applications are fully modernized and containerized micro services. Many applications are a hybrid of architectures and technology which have existed for years, even decades. This can add complexity, both to the application […]

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