https://www.robert-jensen.dk/tags/kubernetes/Recent content in Kubernetes on Robert-Jensen.dkHugo -- gohugo.ioenFri, 25 Apr 2025 12:00:00 +0100https://www.robert-jensen.dk/posts/2025/are-you-modernizing-or-just-doing-lift-and-shift/Fri, 25 Apr 2025 12:00:00 +0100https://www.robert-jensen.dk/posts/2025/are-you-modernizing-or-just-doing-lift-and-shift/Moving between hypervisor platforms might save on licensing costs, but are you truly modernizing your applications or just moving in circles?https://www.robert-jensen.dk/posts/2025/fix-loadbalancer-services-not-working-on-single-node-talos-kubernetes-cluster/Wed, 26 Mar 2025 12:00:00 +0100https://www.robert-jensen.dk/posts/2025/fix-loadbalancer-services-not-working-on-single-node-talos-kubernetes-cluster/Step-by-step guide to fixing LoadBalancer services on single-node Talos Kubernetes clusters by modifying node labels for both Cilium and MetalLB implementations.https://www.robert-jensen.dk/posts/2024/enhance-kubectl-with-local-ai-using-ollama-and-open-source-llms/Sun, 04 Aug 2024 12:00:00 +0100https://www.robert-jensen.dk/posts/2024/enhance-kubectl-with-local-ai-using-ollama-and-open-source-llms/Learn how to streamline Kubernetes manifest creation with kubectl-ai and local LLMs running on Ollama. This step-by-step guide shows how to install, configure and use open-source AI models locally to enhance your Kubernetes workflow without cloud dependencies.https://www.robert-jensen.dk/posts/2024/external-dns-cloudflare-kubernetes-automation/Wed, 15 May 2024 12:00:00 +0100https://www.robert-jensen.dk/posts/2024/external-dns-cloudflare-kubernetes-automation/Are you tired of manually creating DNS records for your Kubernetes services? In this tutorial, we'll show you how to automate the process using CloudFlare and External DNS. We'll walk you through the steps of setting up a Cloudflare API key, installing External DNS, and configuring it to work with your Kubernetes cluster. With this setup, you can easily create and manage DNS records for your services without having to manually update them in CloudFlare. Perfect for IT professionals looking to streamline their workflow and improve their infrastructure's reliability and security.https://www.robert-jensen.dk/posts/2024/adding-extra-vlan/portgroup-to-a-tanzu-tkgs-enviroment/Mon, 22 Apr 2024 12:00:00 +0100https://www.robert-jensen.dk/posts/2024/adding-extra-vlan/portgroup-to-a-tanzu-tkgs-enviroment/Are you struggling to add more than one network to your vSphere with Tanzu environment using the AVI Loadbalancer? This quick guide shows you how to overcome this limitation and use multiple networks on your workload namespaces. Learn how to configure your supervisor cluster, add new port groups, and define network ranges for each network. Perfect for IT professionals looking to optimize and secure their virtual infrastructure.https://www.robert-jensen.dk/posts/2024/fixing-cilium-cni-kind-kubernetes-clusters/Thu, 25 Jan 2024 12:00:00 +0100https://www.robert-jensen.dk/posts/2024/fixing-cilium-cni-kind-kubernetes-clusters/Troubleshooting and solving Cilium networking issues on Apple Silicon M1 MacBooks by replacing Docker Desktop with Colima for local Kubernetes Kind clustershttps://www.robert-jensen.dk/posts/2023/tanzu-basic-videos/Sun, 17 Sep 2023 12:00:00 +0100https://www.robert-jensen.dk/posts/2023/tanzu-basic-videos/A list of videos create to show the basics of VMware Tanzu Kubernetes gridhttps://www.robert-jensen.dk/posts/2023/when-kubernetes-is-not-the-right-choice/Tue, 27 Jun 2023 12:00:00 +0100https://www.robert-jensen.dk/posts/2023/when-kubernetes-is-not-the-right-choice/How to update applications on Docker, the same you you would on Kuberneteshttps://www.robert-jensen.dk/posts/2023/kubernetes-with-continuous-delivery-included/Thu, 16 Feb 2023 12:00:00 +0100https://www.robert-jensen.dk/posts/2023/kubernetes-with-continuous-delivery-included/How to deploy kubernetes with Continuous Delivery as part of the deploymenthttps://www.robert-jensen.dk/posts/2022/auto-generating-tls-certificates-for-tanzu-application-platform-tap-workloads/Thu, 27 Oct 2022 19:46:27 +0100https://www.robert-jensen.dk/posts/2022/auto-generating-tls-certificates-for-tanzu-application-platform-tap-workloads/How to configure Tanzu Application Platform, to auto generate certificates for workloadshttps://www.robert-jensen.dk/posts/2022/remote-access-to-pod-without-opening-firewall-on-tanzu-community-edition/Thu, 21 Apr 2022 08:36:34 +0200https://www.robert-jensen.dk/posts/2022/remote-access-to-pod-without-opening-firewall-on-tanzu-community-edition/How to expose a local POD or Service, to the outside world, without opening any firewall portshttps://www.robert-jensen.dk/posts/2022/tanzu-application-platform-accelerator-with-ytt/Mon, 11 Apr 2022 08:18:44 +0200https://www.robert-jensen.dk/posts/2022/tanzu-application-platform-accelerator-with-ytt/How to use YTT with Tanzu Application Acceleratorshttps://www.robert-jensen.dk/posts/2021/github-actions-tailscale-deploy-locally/Mon, 27 Dec 2021 19:46:27 +0100https://www.robert-jensen.dk/posts/2021/github-actions-tailscale-deploy-locally/How to use Github Actions, to Create and build docker containers, and then deploy them localy using Tailscale, to Kuberneteshttps://www.robert-jensen.dk/posts/2021/manage-multiple-kubeconfigs-using-icloud-and-kubectx/Thu, 04 Nov 2021 13:37:46 +0100https://www.robert-jensen.dk/posts/2021/manage-multiple-kubeconfigs-using-icloud-and-kubectx/How to manage multiple kubeconfig files, using iCloud sync, and Kubectxhttps://www.robert-jensen.dk/posts/2021/new-role/Wed, 20 Oct 2021 12:25:48 +0200https://www.robert-jensen.dk/posts/2021/new-role/Transitioning from VMware Cloud Management Specialist to Modern Applications business unit, focusing on Tanzu platform and DevOps practices for developers.https://www.robert-jensen.dk/posts/2021/installing-microk8s-with-traefik-and-metallb/Mon, 18 Oct 2021 20:32:15 +0200https://www.robert-jensen.dk/posts/2021/installing-microk8s-with-traefik-and-metallb/Complete guide to install MicroK8s with Traefik reverse proxy and MetalLB load balancer on Ubuntu 20.04. Learn Kubernetes setup with automatic Let's Encrypt certificates and external IP management.https://www.robert-jensen.dk/posts/2020/docker-for-almost-everything/Sat, 21 Nov 2020 19:26:12 +0100https://www.robert-jensen.dk/posts/2020/docker-for-almost-everything/Discover how to use Docker containers for system administration tasks beyond development. Learn GitOps approach with Docker Hub, Jenkins automation, and practical examples including SaltStack minion containers for testing.https://www.robert-jensen.dk/posts/2019/k8s-ingress-and-pfsense-firewall/Thu, 04 Jul 2019 15:04:00 +0200https://www.robert-jensen.dk/posts/2019/k8s-ingress-and-pfsense-firewall/Fix a Kubernetes Ingress Controller failing on a vSphere homelab because pfSense DNS rebind protection blocks xip.io, with the exact forwarder and resolver settings.