TrueNas TrueNAS VM – resize disk without downtime The disk of my Ubuntu VM kept filling up, so it was time to resize it. Luckily, the steps are very simple and — yes — no downtime is required. Still, it’s always a good idea to have a backup! ⚠️ Overview ┌───────────────────────┐ │ TrueNAS (ZFS) │ │ Dataset / Zvol │ └───────────┬───────────┘ │ resize Zvol ▼ ┌───────────────────────┐ │ Virtual Disk │ │ (VM Block
AirPrint AirPrint for an Old Brother Printer with Warp AI – Done in 20 Minutes I have a Brother MFC-490CW printer that doesn't support AirPrint. Yes my printer is old (15+ years) but we only print 5-10 pages at most per week and it still works very well. Instead of buying a new printer, I thought: "This should be doable with Podman
ipv6 How I Had to Learn IPv6 – And Why It’s Actually Really Cool We just recently moved into a new place, which meant switching ISPs. After weeks of getting the flat ready, I finally found some time to dive into my next project: migrating my Ghost Blog running in Kubernetes from my paid VPS to K3s in my Homelab. What sounded like a
Valetudo When Your Roborock "running Valetudo" Goes Rogue My trusty old Roborock V1 decided to ghost my Wi-Fi after we moved into our new flat. No problem, I thought. Same AVM Fritz!Box 7590, same settings—should be smooth sailing, right? Wrong. I couldn’t even access the Valetudo web UI. “No worries,” I told myself, “we’ll
TrueNas TrueNas - Upgrade to Electric Eel (24.10)- Migrating TrueCharts to Docker With the release of TrueNAS SCALE 24.10 “Electric Eel”, iXsystems introduced a major architectural change: Kubernetes support for apps has been dropped in favor of a native Docker-based system. If you're like me and have been running plenty of TrueCharts apps—which are built entirely on Kubernetes—
OpenStack Magnum Fixing the Vexxhost MCAPI Driver in Kolla-Ansible OpenStack 2023.2 After updating the containers in my Kolla-Ansible deployment, I ran into a frustrating issue when trying to spin up new Kubernetes clusters with Magnum and the Vexxhost Cluster API (CAPI) driver. Everything had been working flawlessly—until the image refresh. The Error Here’s what I was met with in
Proxmox Automating VM Deployment in Proxmox Using OpenTofu (Terraform) and Cloud-Init Pt. 2 First off, apologies for the delay in publishing Part 2 — things got quite busy at work. I also wanted to make sure this part delivers a clear and practical solution that anyone can easily adapt to their own environment with minimal adjustments. In Part 1, I described how to efficiently
Proxmox Automating VM Deployment in Proxmox Using OpenTofu (Terraform) and Cloud-Init Pt. 1 Note: This is Part 1 of a two-part series. In this post, we'll focus on the manual approach of downloading and preparing a cloud-init-enabled Ubuntu image in Proxmox that can be used as a base template for cloning. In Part 2, we’ll dive into using OpenTofu to
TrueNas TrueNas - Upgrading my Hardkernel Odroid H2: Finding the Right Balance Between NVMe and SATA Storage In my previous blog post, I discussed upgrading my Hardkernel Odroid H2 with four NVMe drives, pushing the limits of what was considered possible. This time, I want to share my final storage configuration and why I decided to mix NVMe and traditional spinning disks instead of going all-in on
OpenStack I've Created a Monster This monster is called OpenStack. Yes, my beloved OpenStack cluster has now been running for over two years, and throughout the years, I have faced many obstacles. Some of these challenges are still not 100% resolved even today. But I keep learning more and more. Octavia Certificate Expiration Just recently,
TrueNas TrueNas - Upgrading my Hardkernel Odroid H2 with 4 NVMe Drives - Making the actually impossible possible How I Discovered This Upgrade While I was looking for new NAS options, I ended up browsing Hardkernel’s product website. I saw that the new H4 Plus now offers more SATA ports, and since its compact size is perfect for me, it seemed like the best option. As I
MacBook Reviving My Beloved MacBook Pro 2010 with OpenCore Legacy Patcher and Linux Mint 21 I've always had a special connection with my MacBook Pro 2010. It’s not just any laptop—it’s a device I built myself years ago by combining two broken MacBook Pros I bought on eBay. Something you can no longer easily do so nowadays since the MacBooks
News I screwed up big time!!! How I Accidentally Nuked My Blog (And What I Learned About Backups) A tale of overconfidence, tiredness, Kubernetes PVs, and a backup strategy that wasn't quite what I thought it was. Spoiler: my blog didn't survive. The Setup: My blog is hosted on a self-managed Ghost
Members only AI/ML Enabling GPU Passthrough in OpenStack with Kolla Ansible for High-Performance Workloads/
Proxmox Proxmox - Tired of deploying from ISO? Upload VM image Recently, I had to replace my homelab VMware ESXi server… we all know why. After considering the many open-source options available, I decided on Proxmox due to its similarities with ESXi. Don’t get me wrong—I love OpenStack, but for a single server setup, it felt like too much
Docker OpenStack / Cloud-init - Deploy Docker Ubuntu VM in under 2 minutes In this guide, I’ll show you how to deploy a fully configured Ubuntu VM with Docker using cloud-init in OpenStack. With this setup, you’ll have Docker up and running in just under two minutes! Prerequisites Before we begin, make sure you have the following ready: * Access to your
K3S Upgrade or Downgrade K3s This will be a very short but helpful post. I use k3s on my VPS server because it is a very stable and simple K8s distribution. Upgrading is also very easy. To upgrade to the latest stable release I simply run the command I originally used to install K3s. curl
Nextcloud Deploying Nextcloud in K8s using HELM A friend recently wanted to give me photos that he had taken at a party. Copying them to an old usb stick just took too long and so I offered to send him a link where he could upload the pictures. Yes, there are numerous online services that could be
Ceph Cleaning Up My Ceph Cluster with OSD Backfillfull: A Journey to Optimal Performance Managing a Ceph cluster can be a complex yet rewarding experience. Recently, I encountered an issue with OSD (Object Storage Daemon) backfillfull, which required immediate attention to ensure the smooth operation of my storage infrastructure. In this blog post, I'll share the steps I took to resolve the
OpenStack Magnum Deploy Kubernetes Clusters in OpenStack within minutes with Magnum Now that we have set up our cool and high available OpenStack cloud, it is time to try out the various services that you can provide to your end users in OpenStack. Today we will take a look at Magnum. From the official OpenStack Magnum website: Magnum is an OpenStack
Plausible Deploy Plausible Analytics in Kubernetes Plausible is a GDPR, CCPA and cookie law compliant Google Analytics alternative, that can help you analyse traffic on your web services. They offer a paid service but there is also the option to run a Self-Hosted installation. Unfortunately they don't offer an official Helm Chart (yet), but
Kolla-Ansible Kolla-Ansible OpenStack 2023.2 released - How to upgrade Beginning of December Kolla-Ansible released their support for OpenStack 2023. (Bobcat). Most notable changes (to me) are: * RabbitMQ quorum queues * These are now enabled by default and I highly recommend using them. Without it you will run into problems if your control node goes down that currently holds the VIP.
OpenStack Magnum OpenStack Magnum Kubernetes Cluster API driver in Kolla-Ansible Update 27.12.2023 With the release of Kolla-Ansible OpenStack 2023.2 (Bobcat), the CAPI driver is now already included in Magnum. While the Magnum docs are not yet updated, the release notes state this: Adds support for copying in {{ node_custom_config }}/magnum/kubeconfig to Magnum containers for magnum-cluster-api
