Ubuntu Archives - Page 3 of 9

Install Metrics Server in HA Mode on a kubeadm Bare-Metal Kubernetes Cluster (Ubuntu 24.04)

Makson Lee / December 31, 2025

Metrics Server collects CPU / memory usage from each node’s Kubelet and exposes it via the Kubernetes Metrics API. This […]

Makson Lee / December 30, 2025

If you run Metrics Server (or anything that connects to the Kubelet HTTPS endpoint on 10250), you may see TLS

Makson Lee / December 30, 2025

This post shows how to deploy the official Zabbix Kubernetes Helm chart into your cluster, run a Zabbix Proxy inside

Makson Lee / December 29, 2025

crane (from Google’s go-containerregistry) is a CLI that talks to container registries directly. It’s great when you want to list

Makson Lee / December 22, 2025

This post shows how I deploy Argo CD v3.2.2 into my bare-metal kubeadm Kubernetes cluster, expose it through Traefik at:

Makson Lee / December 19, 2025

This guide shows a simple, production-style Docker deployment for a Backstage app that we previously ran from source. Goal: Prerequisites

Makson Lee / December 9, 2025

The official Backstage docs are excellent and very complete. They also move fast: Docker images, Postgres, Kubernetes, and a lot

Makson Lee / December 4, 2025

Ubuntu 24.04 ships PostgreSQL in its own repositories (PostgreSQL 16 at the time of writing). The PostgreSQL Global Development Group

Makson Lee / November 23, 2025

This guide builds a 3-node Kubernetes cluster on bare-metal Ubuntu Server 24.04, where: Everything is done with kubeadm and containerd.

Makson Lee / November 19, 2025

Introduction In a previous post, I showed how to install Gerrit 3.11.2 on Ubuntu 24.04 with: After that, I upgraded