[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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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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Promoting container images between registries with skopeo

OpenShift admins choose different architectures for their installations, but many use two discrete clusters to physically divide development and testing workloads from production deployments. We recommend having some Continuous Integration (CI) process in nearly every development scenario, to orchestrate the lifecycle of applications from the initial commit all the way into production. Continuous Integration can […]

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Why Cloud-Native Security Requires Strong Application Identity

Why Cloud-Native Security Requires Strong Application Identity

Cloud-native applications are designed to take advantage of cloud frameworks and are composed of loosely-coupled services. Because of their architecture, they can run anywhere. All good, but how do you secure them? One may attempt to extend existing infrastructure security and segmentation techniques to the evolving cloud and microservices space, but this attempt simply ignores […]

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Red Hat OpenShift Container Platform 3.10 is now available for download

Today, we’re pleased to announce the general availability of Red Hat OpenShift Container Platform 3.10 (read the release notes; download the new version). Every release of OpenShift contains hundreds of fixes for enhanced security and performance, tested integrations throughout the stack, and access to hundreds of validated ISV solutions. For a full walkthrough of the […]

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Embedding Security in the Container Runtime

Embedding Security in the Container Runtime

Since the introduction of containers, DevOps has been pursuing the benefits: speed, agility, and portability. The promise of containers is what businesses were leveraging to accelerate their transformation into digital businesses. Or so we thought…Although container adoption has increased from 35% to 49%, only 20% of companies have deployed their containers in production. Why? Container […]

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[Podcast] PodCTL #43 – Istio, Knative, and GoogleNEXT announcements

[Podcast] PodCTL #43 - Istio, Knative, and GoogleNEXT announcements

There are four main events each year where Kubernetes is front and center – KubeCon, OpenShift Commons Gathering, Red Hat Summit and GoogleNEXT. This past week Google and the open source communities made a number of Kubernetes-related announcements, which we reviewed and discussed on this week’s show. Those announcements included the GA of Istio 1.0, […]

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