Reading Time: < 1 minute The previously published SysAdmin Horror Stories Vol.1 and Vol.2 highlighted some of SysAdmins’ funniest and most horrifying stories. They proved so successful, that Altaro decided to produce a third and final edition: they’ve gathered some more real-life stories to share with you, that are both funny and horrific! We all Read more…
Reading Time: 4 minutes The other day someone reached out to me via LinkedIn and asked is it possible to have a Kubernetes deployment deploy on to an Azure Kubernetes Service (AKS) node pool first and when the node pool is full burst to Azure Container Instances (ACI), or virtual nodes in AKS. Looking Read more…
Reading Time: 5 minutes Recently I have been going through the AKS-Preview az cli extension and found reference to a GitOps AKS addon. I have been waiting for something like this to come to AKS for a long time. In fact, it is already available for ARC enabled Kubernetes clusters. Below I will go Read more…
Reading Time: 4 minutes If like me, you have been working with Azure Kubernetes Service (AKS) or any Kubernetes cluster and want to assign a DNS record to an ingress resource you must manually do it or script something using Azure CLI. Yes, I have done this, and it sort of works. But now Read more…
Reading Time: 3 minutes If you have been following along with my blog, you may have come across some previous posts about updating Azure Kubernetes Service (AKS). One (https://pixelrobots.co.uk/2019/05/apply-os-updates-to-aks-nodes-without-an-upgrade/) talked about kured (KUbernetes REboot Daemon) by weaveworks https://github.com/weaveworks/kured. The issue with this method is it only supported Linux Kubernetes nodes. So, your windows Kubernetes Read more…
Reading Time: 4 minutes Did you know that even when you have enabled Azure AD integration with your AKS cluster, a subscription Owner and Contributor can still access you AKS cluster with the -admin switch? In fact, anyone who is a member of the Azure Kubernetes Service Cluster Admin Role (https://docs.microsoft.com/en-us/azure/role-based-access-control/built-in-roles#azure-kubernetes-service-cluster-admin-role) can. You were Read more…
Reading Time: < 1 minute Over the last few months or so I have had the pleasure of tech reviewing the “Hands-on Kubernetes on Azure” third edition book by Packt Publishing. This edition has so much more than the previous books. In fact, it has gone from just over 300 pages to over 500! What’s Read more…
Reading Time: 2 minutes With release 2021-04-22 of AKS you can now Update your Windows node passwords via the CLI. Before this update you were unable to. This can be super annoying as you can set the node pools up without specifying passwords. So, if you needed to login to the node for any Read more…
Reading Time: 3 minutes When working with Kubernetes and secrets in particular you will know that they are not secure by default. In fact, they are just base64 encoded strings which can be easily decoded. You can use other tools to keep your secrets safe and then allow Kubernetes to access them. In this Read more…
Reading Time: 3 minutes Sometimes you have an application that needs to scale super-fast, so fast that you can’t wait for a new Kubernetes node to spin up before your pods can be scheduled. Azure Kubernetes Service has a cluster auto scaler which can be enabled on cluster build or added after. This is awesome, Read more…