Run Backstage on Ubuntu 24.04 Using Docker
This guide shows a simple, production-style Docker deployment for a Backstage app that we previously ran from source. Goal: Prerequisites
DevOps & Software Delivery
Ubuntu
DevOps & Software Delivery
Run Backstage with Keycloak SSO on Ubuntu (Without Docker, Minimal Changes)
The official Backstage docs are excellent and very complete. They also move fast: Docker images, Postgres, Kubernetes, and a lot
Data Platforms & Analytics
How to Install PostgreSQL on Ubuntu 24.04 (Ubuntu Repo vs PostgreSQL Repo)
Ubuntu 24.04 ships PostgreSQL in its own repositories (PostgreSQL 16 at the time of writing). The PostgreSQL Global Development Group
Containers & Kubernetes
Build a 3-Node HA Kubernetes Cluster with kube-vip, MetalLB, and Traefik on Bare-Metal Ubuntu 24.04
This guide builds a 3-node Kubernetes cluster on bare-metal Ubuntu Server 24.04, where: Everything is done with kubeadm and containerd.
DevOps & Software Delivery
How to Upgrade Gerrit 3.12.2 to 3.13.1 on Ubuntu 24.04
Introduction In a previous post, I showed how to install Gerrit 3.11.2 on Ubuntu 24.04 with: After that, I upgraded
Cloud, Linux & Virtualization
Install Ubuntu 24.04 Server on ZFS Root Mirror (RAID-1) via Autoinstall
In my previous post, I used: This time we’re going one step further: Install Ubuntu 24.04 on ZFS root with
Data Platforms & Analytics
How to Install a 3-Node Kafka 4.1 Cluster on Ubuntu 24.04 with Per-Node HAProxy SSL Termination
Introduction In my previous post I showed how to run Kafka 4.0 + HAProxy on a single Ubuntu 24.04 node
Cloud, Linux & Virtualization
ZFS System Backups with zrepl on Ubuntu (ZFS root)
A clean, cron-free way to back up a ZFS-root Ubuntu server: run zrepl on a backup box and pull snapshots
Cloud, Linux & Virtualization
Install Ubuntu 24.04 Server on ZFS Root via Autoinstall
This is a tiny delta to my previous guide (HTTPS + Nginx + SSI already working). The focus here is
Cloud, Linux & Virtualization
Install Ubuntu 24.04.2 with NoCloud Autoinstall over HTTPS
What is Autoinstall (Ubuntu 24.04)? Autoinstall is Ubuntu Server’s unattended installation in Subiquity. You provide a YAML answer file (user-data)