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Category Archives: Kubernetes

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Upgrading Homelab Kubernetes Cluster from 1.24 to 1.25

Posted on 19/01/2023 by Lisenet

Updating the cluster to match with the latest CKAD exam version. Continue reading →

Posted in Kubernetes | Tagged Calico, homelab, Istio, kubeadm, Kubernetes | Leave a comment

Reload Prometheus ConfigMap without Restarting the Kubernetes Pod

Posted on 27/10/2022 by Lisenet

We run Prometheus on Kubernetes. Every time we make changes to Prometheus ConfigMap, we end up restarting the pod so that the new configuration would be picked up. Continue reading →

Posted in Kubernetes | Tagged Prometheus | Leave a comment

Upgrading Homelab Kubernetes Cluster from 1.23 to 1.24

Posted on 22/09/2022 by Lisenet

The most time-consuming Kubernetes upgrade to date because of dockershim. Continue reading →

Posted in Kubernetes | Tagged Calico, homelab, Istio, kubeadm, Kubernetes | Leave a comment

Kubernetes Liveness Probe Saves the Day

Posted on 08/09/2022 by Lisenet

Probes are health checks that are executed by kubelet. Continue reading →

Posted in Kubernetes | Tagged livenessProbe | Leave a comment

Backup Kubernetes Cluster Resources to AWS S3 with Velero

Posted on 19/05/2022 by Lisenet

We will install Velero to backup and restore Kubernetes cluster resources to AWS S3. Continue reading →

Posted in AWS, Kubernetes | Tagged helm, homelab, Kubernetes, Velero | Leave a comment

Deploy Elasticsearch and Kibana on Kubernetes with Helm

Posted on 19/03/2022 by Lisenet

We will install Elasticsearch and Kibana as well as set up basic security for the Elastic Stack plus secured HTTPS traffic. Continue reading →

Posted in Kubernetes | Tagged Elasticsearch, helm, homelab, Kibana, Kubernetes | 3 Comments

Upgrading Homelab Kubernetes Cluster from 1.22 to 1.23

Posted on 18/03/2022 by Lisenet

Calico 3.22 has been released with support for Kubernetes 1.23. Continue reading →

Posted in Kubernetes | Tagged Calico, homelab, Istio, kubeadm, Kubernetes | Leave a comment

Passed CKA Exam

Posted on 28/02/2022 by Lisenet

Kick-starting the new year with CKA. Continue reading →

Posted in Kubernetes | Tagged CKA, Kubernetes | 12 Comments

CKA Practice Questions

Posted on 23/02/2022 by Lisenet

The goal of this post is to help you find the answer to the following question: am I ready for the CKA exam? Continue reading →

Posted in Kubernetes | Tagged CKA, Etcd, kubelet, Kubernetes | 8 Comments

OpenVPN Server on Kubernetes

Posted on 18/02/2022 by Lisenet

OpenVPN server in a Docker container running on Kubernetes. Continue reading →

Posted in Kubernetes, OpenVPN | Tagged homelab, Kubernetes, OpenVPN | Leave a comment

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