Kubernetes 1.15: Enabling the Workloads

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  The last mile for any enterprise IT system is the application. In order to enable those applications to function properly, an entire ecosystem of services, APIs, databases and edge servers must exist. As Carl Sagan once said, “If you wish to make an apple pie from scratch, you must first invent the universe.” To […]

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Why Chefs Collaborate in the Kitchen

Why Chefs Collaborate in the Kitchen

The value of commercially supported 100% open source software   In a large commercial kitchen, for example hotels or cafeterias, chefs collaborate to create the recipes and meals. Sure, there is more than enough work for one person, and tasks are divided into chopping, mixing, cleaning, garnishing; but the recipe is collaboratively created. Suppose one […]

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Building IT Transformation Architecture with Red Hat OpenShift

Building IT Transformation Architecture with Red Hat OpenShift

In the era of mobile applications, business challenges to the enterprise IT organizations are more dynamic than ever. Many enterprises have difficulties responding in time because of the inherent complexity and risk of integrating emerging technologies into existing IT architectures. In this article, I will share my experience on how to utilize Red Hat OpenShift […]

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Red Hat Takes Home a Trio of CODiE Awards

Red Hat Takes Home a Trio of CODiE Awards

It was a big awards night for Red Hat, recently, as three of our products won best in category business technology awards. The 2019 SIIA CODiE Awards have been distributed for over 30 years, now. They are the only peer-recognized program in the business and ed tech industries. In the words of the awards body, […]

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Deploying a User Provisioned Infrastructure environment for OpenShift 4.1 on vSphere

Deploying a User Provisioned Infrastructure environment for OpenShift 4.1 on vSphere

Deploying a UPI environment for OpenShift 4.1 on vSphere NOTE: This process is not supported by Red Hat and is provided “as-is”. This process will utilize terraform to deploy the infrastructure used by the OpenShift Installer. Please install the appropriate version for your operating system: https://www.terraform.io/downloads.html This article was created utilizing Terraform v0.11.12.   Download […]

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Using Kubernetes Operators to Manage Let’s Encrypt SSL/TLS Certificates for Red Hat OpenShift Dedicated

Using Kubernetes Operators to Manage Let’s Encrypt SSL/TLS Certificates for Red Hat OpenShift Dedicated

Overview Red Hat OpenShift Dedicated is an enterprise Kubernetes application platform hosted on public cloud providers and managed by Red Hat Site Reliability Engineering (SRE). OpenShift Dedicated enables companies to implement a flexible, hybrid cloud IT strategy by connecting to their datacenter with minimal infrastructure and operating expenses. Valid SSL certificates are part of the […]

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No Downtime Upgrade for Red Hat Data Grid on Openshift

No Downtime Upgrade for Red Hat Data Grid on Openshift

In a blog post I wrote on the Red Hat Developer’s Blog, I wrote about multiple layers of security available while deploying Red Hat Data Grid on Red Hat Openshift. Another challenging problem I see for customer is performing a no downtime upgrade for Red Hat Data Grid images (published on Red Hat Container Catalog). […]

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Kubernetes Operators Best Practices

Kubernetes Operators Best Practices

Introduction Kubernetes Operators are processes connecting to the master API and watching for events, typically on a limited number of resource types. When a relevant event occurs, the operator reacts and performs a specific action. This may be limited to interacting with the master API only, but will often involve performing some action on some […]

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Pod Evictions based on Taints/Tolerations

Pod Evictions based on Taints/Tolerations

Red Hat OpenShift 4 is making an important and powerful change to the way pod evictions work. OpenShift has transitioned from using node conditions to using a Taint/Toleration based eviction process, which provides individual pods more control over how they are evicted. This new capability was added in Kubernetes 1.12 and enabled in OpenShift 4.1 […]

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