Anique Ahmad Sarfrazanique.hashnode.dev·Feb 5, 2025A Complete Guide to Pod Controllers in Kubernetes: Replication Controller, Replica Set, and DeploymentKubernetes is a powerful container orchestration tool that helps manage containerized applications at scale. One of its core features is the ability to manage pods (the smallest deployable units in Kubernetes) using Pod Controllers. In this blog, we’...KubernetesKubernetes
Cheedge Leenotes-renovation.hashnode.dev·Jan 30, 2025CKA ExamplesIn this note, I picked up some examples for each catogry. And the resource are list in Reference part below. ETCD ETCD Restore or ETCD Backup & Restore Cluster & Node Resources Cluster upgrade Node Resource Pod Resource Node Not Ready Cordo...cka
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 28, 2025Troubleshooting Worker Plane Failure - CKAThis blog focuses on troubleshooting Kubernetes cluster workload failures, specifically from an exam perspective. It covers common scenarios and how to identify and resolve issues. Scenario: Worker Nodes Not Ready This scenario involves a Kubernetes ...1 like·49 readsCertified Kubernetes Administratortroubleshooting
Anique Ahmad Sarfrazanique.hashnode.dev·Jan 28, 2025K8s objects with practicalsLet’s dive deep into Kubernetes Objects with detailed explanations, YAML examples, and practical steps. Kubernetes objects are the building blocks of your cluster, and understanding them is crucial for managing applications effectively. 2. Kubernete...KubernetesDevops
André Luiz Rosaandreluizrosa.hashnode.dev·Jan 28, 2025Passo a passo para criar um Worker Node e conectá-lo ao Control Plane em um cluster KubernetesRequisitos Um cluster Kubernetes funcional com o Control Plane já configurado. Um novo servidor (VM ou físico) onde o Worker Node será criado. Acesso root ou sudo nos servidores. Conexão de rede entre o Control Plane e o Worker Node. Guia ofici...worker node
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 27, 2025Troubleshooting Control Plane Failure - CKAThis Blog focuses on common control plane failure scenarios relevant to the Certified Kubernetes Administrator (CKA) exam to understand how to troubleshoot and fix control plane issues in a Kubernetes cluster. Scenario 1: Connection Refused to the Ku...45 readsCertified Kubernetes Administratortroubleshooting
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 26, 2025ETCD Backup and Restore - CKAIn any Kubernetes cluster, ETCD plays a vital role as it stores all the cluster's critical data, including configuration, state, and secrets. Since it acts as the "source of truth" for the entire cluster, ensuring the safety and integrity of ETCD dat...64 readsCertified Kubernetes AdministratorKubernetes
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 24, 2025Ingress in Kubernetes Part2 - CKAPath-based routing is a fundamental concept in web application development. It determines how incoming requests are directed to the appropriate resources or pages. This concept is crucial for creating a seamless user experience and ensuring that requ...50 readsCertified Kubernetes Administratork8s
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 23, 2025Ingress and Ingress Controller - CKAWhen it comes to Kubernetes workloads, accessing your apps outside the cluster can be a bit of a puzzle. Kubernetes offers a couple of solutions, like manually setting up NodePort or LoadBalancer services. But beware! These methods can be a real maze...39 readsCertified Kubernetes Administratoringress
Harshit Sahuharshitsahu2311.hashnode.dev·Jan 22, 2025How to Upgrade a Multi-Node Kubernetes Cluster - CKAUpgrading your Kubernetes cluster is essential for ensuring security, stability, and access to the latest features. New releases bring critical fixes, performance improvements, and compatibility with evolving tools, helping to keep your infrastructur...2 likes·51 readsCertified Kubernetes Administratorupgrade_cluster
