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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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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Software Defined Storage: The Next Killer App for Cloud

Software Defined Storage: The Next Killer App for Cloud

  It’s never going to be possible to completely disconnect software from hardware. Indeed, hardware development is having a bit of a rebirth as young developers rediscover things like the 6502, homebrew computing, and 8-bit assembly languages. If this keeps going, in 20 years developers will reminisce fondly and build hobby projects in early IoT […]

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Requesting and installing Let’s Encrypt Certificates for OpenShift 4

Requesting and installing Let's Encrypt Certificates for OpenShift 4

Overview Red Hat OpenShift uses certificates to encrypt the communication with the Web Console as well as applications exposed as Routes. Without any further customization the install process will create self-signed certificates. While these work they usually trigger severe security warnings about unknown certificates in Web Browsers when accessing either the Web Console or any […]

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Succeeding with Red Hat OpenShift and VMware’s Software-Defined Datacenter (SDDC)

Succeeding with Red Hat OpenShift and VMware’s Software-Defined Datacenter (SDDC)

This is a guest post by VMware’s Robbie Jerrom. Robbie works alongside some of VMware’s largest customers in Europe as they focus on bringing Modern and Cloud-Native applications and platforms to their VMware Software-Defined Datacenter. Prior to joining VMware, Robbie spent a decade as a Software Engineer building Enterprise software such as Java virtual machines, […]

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Meet the Red Hat Monitoring Team at KubeCon EU 2019

Meet the Red Hat Monitoring Team at KubeCon EU 2019

  KubeCon Barcelona is just around the corner, and if you’re looking for a way to enhance the monitoring capabilities of your Red Hat OpenShift clusters, then you’ll want to attend the conference’s Thursday keynote, as well as a number of other talks by the team inside Red Hat that works on Prometheus. Now that […]

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Considerations on OpenShift PKIs and Certificates

Considerations on OpenShift PKIs and Certificates

OpenShift features several Public Key Infrastructures (PKIs) that manage certificates for specific purposes. To help deploy OpenShift more securely, it’s necessary to know what each of these infrastructures does and how to best configure them. Note that the information discussed in this article refers to OpenShift 3.x and it is subject to change in the […]

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OpenShift Commons Briefing: State of the Operators with Daniel Messer (Red Hat)

OpenShift Commons Briefing Summary In this briefing, Red Hat’s Daniel Messer gives an in-depth look at the state of Kubernetes Operators. He also delves into the Operator Framework, SDK,  Lifecycle Manager and the Operator Hub. Access the slides from this briefing: State of the Operators – Commons Briefing 02-19-2019 Join the Community at the Upcoming OpenShift […]

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Automatically Update Red Hat Container Images on OpenShift 3.11

Automatically Update Red Hat Container Images on OpenShift 3.11

Red Hat OpenShift manages container images using a registry. This is the place where it caches upstream container images and stores the images from your own builds as well. Each build or container image correlates to an ImageStream, which is an object that defines any number of related images by tags. For example, one specific […]

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