Kubernetes issues are often not obvious. You can have Pods running and Services configured correctly, but traffic still does not reach your application.
These problems usually come from small configuration details such as selector mismatches, readiness checks, or how Kubernetes handles networking internally.
This section focuses on practical debugging, including why Services have no endpoints, why Pods are not reachable, and how to troubleshoot real deployment issues.
Last updated on November 6th, 2024 at 08:28 amIn this tutorial I will walk you through how simple it is to define multiple sources for helm chart deployment in Argo CD.Lets say for instance you need to pull multiple values from different git repositories. This can be accomplished easily using Argo CD. For example, if […]
Last updated on October 21st, 2024 at 09:51 amIn this tutorial I will walk you through 4 simple steps for creating a Validating webhook in Kubernetes cluster and an example of adding validation based on your use case. Before we begin make sure that you have a running Kubernetes cluster, kubectl should be installed to […]
Last updated on October 22nd, 2024 at 12:21 pmIn this tutorial we will take a look at how to AWS EKS cluster and connect to EFS using PHP. We are using eksctl command line tool and at the end deploy a sample PHP application. For pods to have EFS storage we need EFS CSI Driver […]
Last updated on May 8th, 2025 at 09:23 amDuring the installation of Kubernetes cluster version 1.28 on my Ubuntu 20.04 server, I encountered an error indicating that: “The repository ‘https://apt.kubernetes.io kubernetes-xenial Release’ does not have a Release file.” This issue arises because Kubernetes has transitioned to community-owned repositories, rendering the previously utilized Google-owned repositories obsolete. […]
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