We’re working through the major refresh of my Certified Kubernetes Administrator series at Pluralsight! The next course “Certified Kubernetes Administrator: Performing Cluster Version Upgrades” in the updated series is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course will teach you the how to perform worker node maintenance and upgrading a Kubernetes cluster using kubeadm ..read more

We’re working through the major refresh of my Certified Kubernetes Administrator series at Pluralsight! The next course “Certified Kubernetes Administrator: Working With Your Cluster” in the updated series is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course will teach you the first steps in interacting with a Kubernetes cluster using kubectl ..read more

We’re kicking off a major refresh of my Certified Kubernetes Administrator series at Pluralsight! The second course “Certified Kubernetes Administrator: Using kubeadm to Install a Basic Cluster” in the updated series is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course will teach you the fundamentals needed to get using kubeadm to install a basic Kubernetes cluster ..read more

We’re kicking off a major refresh of my Certified Kubernetes Administrator series at Pluralsight! The first course “Certified Kubernetes Administrator: Kubernetes Foundations” in the updated series is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course will teach you the fundamentals needed to get started with Kubernetes ..read more

My updated course “Configuring and Managing Kubernetes Security” is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course will teach you the fundamentals needed to configure and manage security in Kubernetes clusters. This course targets IT professionals who design and maintain Kubernetes and container-based solutions. The course can be used by the IT pro learning new skills and the system administrator or developer preparing to use Kubernetes both on-premises and in the Cloud ..read more

This post shows you how to install containerd as the container runtime in a Kubernetes cluster. I will also cover setting the cgroup driver for containerd to systemd, which is the preferred cgroup driver for Kubernetes. In Kubernetes version 1.20 Docker was deprecated as a container runtime in a Kubernetes cluster and support was removed in 1.22. Kubernetes 1.26 now requires that you use a runtime that conforms with the Container Runtime Interface (CRI ..read more

My new course “Securing Azure Kubernetes Service (AKS) Clusters”, co-authored with my good friend and colleague Ben E. Weissman, is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! This course completes the learning path, Managing and Orchestrating Containers with Azure Kubernetes Service (AKS), that Ben and I built together ..read more

This post introduces you to the Pure Storage FlashArray OpenMetrics Exporter. It shows you how to get started quickly using Docker Compose so you can monitor your Pure Storage FlashArray environment. I implemented this in Docker Compose since that handles all the implementation and configuration steps for you. It specifically configures Prometheus’ data source and a Grafana dashboard for monitoring. A Kubernetes example is provided in the main repo here ..read more

I’m pleased to announce that I will be presenting at this year’s PASS Summit. PASS Data Community Summit 2022 is the year’s largest gathering of data platform professionals in the US. This year I have a pre-conference workshop, a regular session, and a Learning Path session. Let’s dive into each. Pre-Conference Workshop: Become a Hybrid Architect My good friend Ben E. Weissman and I will teach a pre-conference workshop called “Become a Hybrid Architect” in this workshop we will cover the foundations needed to design and build a hybrid cloud strategy for your organization ..read more

My new course “Deploying and Managing Azure Kubernetes Service (AKS) Networking” is now available on Pluralsight here! If you want to learn about the course, check out the trailer here, or if you’re going to dive right in, check it out here! Azure Kubernetes Service is a platform-as-a-service that provides Kubernetes Services in the Azure Cloud. This course will teach you to design, configure, and manage networking, services, and disaster recovery in Azure Kubernetes Service ..read more