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Hybrid cloud blog

March 22, 2021

Webinar, Wednesday, on Kubernetes-native Security with OpenShift and StackRox

On Wednesday, March 24, 2021, we're hosting a Webinar covering the topic of Kubernetes-native Security. Registration is free, and the event begins at 10 AM ET. Sign up now to secure your spot for ...

Alex Handy

March 16, 2021

Sizing Applications in Kubernetes

Today, I’d like to talk a bit more about some of the base Kubernetes functions and some of the specific features available on Red Hat OpenShift to support those functions. Following a previous blog ...

Simon Delord

March 15, 2021

K8s Integrity Shield (tech-preview): Protecting the Integrity of Kubernetes Resources with Signature

In this blog, we introduce the new, tech-preview component: K8s Integrity Shield, which is integrated with the policy framework of Red Hat Advanced Cluster Management for Kubernetes® version 2.1 and ...

Yuji Watanabe and Tsu Phin Hee

March 12, 2021

Ask an OpenShift Admin Office Hour - etcd: The heart of Kubernetes

Central to the functionality of many Kubernetes deployments, including every OpenShift, is etcd - the key/value store responsible for persisting the configuration of, well, everything in the cluster. ...

Andrew Sullivan

March 11, 2021

A French Introduction to Kubernetes

Why another blog about Kubernetes? What would a middle-aged Frenchman living in Australia have to say about it that’s not already been done to death? Bonjour. A couple of years ago, through a lucky ...

Simon Delord

March 10, 2021

Signing and Verifying Container Images

Introduction This article addresses the concerns of many organizations for container image integrity as images are moved around an organization. Specifically, organizations that have an air-gapped ...

Mark Roberts

March 2, 2021

Top Kubernetes Certifications and Why They Matter

Why Kubernetes? When containers first broke onto the scene, it was immediately apparent that it was a disruptive technology. What was not clear was how containers were going to be scaled and ...

Michael Foster

March 2, 2021

Kubernetes Namespaces Demystified - How To Make The Most of Them

Kubernetes namespaces are a central part of how we structure, deploy, and manage containers today. However, namespaces are not a new concept; in fact, Linux namespaces were introduced in 2002 and ...

Michael Foster

February 25, 2021

Business Centric AI/ML With Kubernetes - Part 4: ML/OPs

Introduction DevOps practices over the past few years have brought incredible advances to organizations’ ability to speed up and secure application delivery. It’s now possible to release application ...

Tom Corcoran

February 22, 2021

Topology Awareness in Kubernetes Part 2: Don’t we already have a Topology Manager?

This post was written by: Swati Sehgal, Alexey Perevalov, Killian Muldoon & Francesco Romani At the node level, resource alignment is handled by Topology Manager, a native part of Kubelet. By default ...

Topology-aware Scheduling Working Group

February 18, 2021

Topology Aware Scheduling in Kubernetes Part 1: The High Level Business Case

This post was written by: Swati Sehgal, Alexey Perevalov, Killian Muldoon & Francesco Romani How do you get the most out of your bare-metal hardware? Believe it or not, the physical layout in a ...

Topology-aware Scheduling Working Group

February 12, 2021

OpenShift Administrator’s Office Hour - Controlling Pod Resource Consumption

As administrators we have to strike a balance between granting unfettered access to resources by applications and preventing overconsumption of resources. Importantly, we also want to take ...

Andrew Sullivan