[Podcast] PodCTL #50 – Listener Mailbag Questions

[Podcast] PodCTL #50 - Listener Mailbag Questions

As the community around PodCTL has grown (~8000 weekly listeners) we’ve constantly asked them to give us feedback on topics to discuss and areas where they want to learn. This week we discussed and answered a number of questions about big data and analytics, application deployments, routing security, and storage deployment models. The show will […]

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Kubernetes Ingress vs OpenShift Route

Kubernetes Ingress vs OpenShift Route

Although pods and services have their own IP addresses on Kubernetes, these IP addresses are only reachable within the Kubernetes cluster and not accessible to the outside clients. The Ingress object in Kubernetes, although still in beta, is designed to signal the Kubernetes platform that a certain service needs to be accessible to the outside […]

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Installing OKD 3.10 on a Single Host

  OpenShift Origin, our Red Hat distribution of Kubernetes, was recently renamed to OKD and you may want to give it a try yourself. I find that developers often ask how to get started with OKD, as they don’t have a lot of experience with systems administration tasks. For that reason, I created a video […]

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How to survive an outage and live to tell about it!

Authors:  Davis Phillips, Annette Clewett Kubernetes Federation‘s objective is to provide a control plane to manage multiple Kubernetes clusters. Unfortunately, Federation is still considered an alpha project with no timeline for General Availability release. As a stop gap for Federation services a couple of different solutions are available for dispersing cluster endpoints: a cluster stretched […]

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[Podcast] PodCTL #48 – Patching VMs, OS, Containers

[Podcast] PodCTL #48 - Patching VMs, OS, Containers

Recently, we heard a company say that they wanted to move all of their applications from Virtual Machines to Containers because they no longer wanted to do patching of Operating Systems. This got us thinking. Would that move completely eliminate the need to patch Operating Systems, since Containers are Linux and there are still Operating […]

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[Podcast] PodCTL #47 – VM Admin vs Container Admin

[Podcast] PodCTL #47 - VM Admin vs Container Admin

This week, we were watching as fall trade show season got started and we noticed that one of the Container 101 sessions had a packed room. This led to a discussion about how many people were still at the 101 stages of container knowledge. TL;DR – it’s still a lot! So we thought it would […]

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[PodCTL] PodCTL #46 – KubeVirt and Container Native Virtualization

[PodCTL] PodCTL #46 - KubeVirt and Container Native Virtualization

Does it feel like sometimes the new Kubernetes updates are only targeted at new, cloud-native applications? What about all those existing applications that aren’t microservices or are running in virtual machines today? Today’s show looks at the intersection of container, virtual machines and Kubernetes. We talk about the KubeVirt project and the work that Red […]

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Kubernetes on Metal with OpenShift

Kubernetes on Metal with OpenShift

My first concert was in the mid-80s, when AC/DC came to the Providence Civic Center in Rhode Island, and it was glorious. Music fans who grew up in the 80s will fondly remember the birth of MTV, the emergence of the King of Pop and the heyday of rock-n-roll’s heavy metal gone mainstream era, when […]

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Keeping both of your OpenShift Container Platforms Highly Available with Keepalived and HAproxy

Until Kubernetes Federation hits the prime time, a number of solutions have sprung up as stop gaps to address geographically dispersing multiple cluster endpoints: stretch clusters and multiple clusters across multiple datacenters. The following article discusses how to configure Keepalived for maximum uptime of HAproxy with multiple cluster endpoints. In the following documentation an HAproxy […]

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[Podcast] PodCTL #45 – Container Registries

[Podcast] PodCTL #45 - Container Registries

This week is the One Year Anniversary of the PodCTL podcast! We’ve now got a few teeth coming in and we’re ready for the terrible twos. This week we dug into the role of Container Registries and how they interact with both Kubernetes, but also CI/CD pipelines and security systems (e.g. scanning, image signing, etc.). […]

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