Hands on introduction to OpenShift Serverless

I recently collaborated with fellow Red Hatters to create a whiteboarding video that introduces OpenShift Serverless at a high level. In this article, I build upon that YouTube video and my recent work with Quarkus to create a hands-on deep dive into OpenShift Serverless. This article walks you through using the OpenShift Serverless operator to seamlessly add serverless capabilities to an OpenShift 4.3 cluster and then using the Knative CLI tool to deploy a Quarkus native application as a serverless service onto that same cluster.

OpenShift Serverless

OpenShift Serverless helps developers to deploy and run applications that will scale up or scale to zero on-demand. Applications are packaged as OCI compliant Linux containers that can be run anywhere. Using the Serverless model, an application can simply consume compute resources and automatically scale up or down based on use. As mentioned in the introduction above, the whiteboarding YouTube video embedded below provides a high-level overview of OpenShift Serverless.

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Say “Hello” to Buildah, Podman, and Skopeo

Are you still doing all your Linux container management using an insecure, bloated daemon? Well, don’t feel bad. I was too until recently. Now I’m finding myself saying goodbye to my beloved Docker daemon, and saying hello to Buildah, Podman, and Skopeo. In this article, we’ll explore the exciting new world of rootless and daemon-less Linux container tools.

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