Containers

OpenShift 4

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Savoy Place, London

About 10 days ago I was lucky enough to attend the OpenShift Commons Gathering at Savoy Place in London. I’m familiar with RHEL and many of the other Red Hat products, however OpenShift is still relatively new to me. OpenShift 4 is due to become Generally Available (GA) in March or April, therefore, it was […]

HOWTO

RHEL 8 Configure IP Address

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Red Hat Enterprise Linux 8 (RHEL 8) has deprecated the network scripts that have been used in previous RHEL releases. RHEL 8 now comes with new versions of the ifup and ifdown commands which call the nmcli tool. What does deprecated mean? From the Red Hat Enterprise Linux 8 Beta Release notes: Deprecated functionality continues […]

HOWTO

Undervolting the CPU

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ThinkPad P1

The ThinkPad P1 features a very powerful CPU inside a relatively small chassis.  As a result the CPU fans can activate more often than is wanted and the amount of time you can spend on battery can be reduced.  There are a couple of tools to help with this. In Windows, the Intel XTU utility […]

Containers

Virtual Machines In A Container

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Linux containers

From the blog post: https://blog.openshift.com/re-imagining-virtualization-with-kubernetes-and-kubevirt/ KubeVirt is designed to maintain a balance by providing virtualization capabilities, yet keeping the Kubernetes philosophy and semantics. This enables a transition path where virtual machines can behave the same as before but also leverage Kubernetes infrastructure, tools, management. Re-Imagining Virtualization with @kubernetesio, @KubeVirt and @openshift https://t.co/Mg8QmUBNIA — Itamar Heim […]

Containers

Buildah, Podman and CRIO-O

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Linux containers

Buildah, Podman and CRIO-O. What are they and how to they relate to each other? From the blog post Buildah and Podman Relationship: CRI-O was created to provide a lightweight runtime for Kubernetes which adds an abstraction layer between the cluster and the runtime that allows for various OCI runtime technologies Buildah allows you to […]

OpenShift

Openshift 4 preview now available

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Openshift 4 is now available as a preview that is free to try. It’s currently released as a Developer Preview and is available at: https://try.openshift.com/ Need a hand getting started?  The following Git repository has all you need: derekwaynecarr on GitHub: OpenShift The Easy Way Get started with the @openshift 4 preview. https://t.co/KQGY4pBytg — Unix […]