December 5, 2020

Reroll and downgrade Proxmox Server Cluster after faulty upgrade

This is a quick tutorial about a case I recently encountered. After a upgrade of a clients Proxmox cluster to the latest version, two very important VMs were not able to power on again. As it turned out fixing the root of the issue would take much longer than the downtime would allow for, as […]

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September 25, 2020

Proxmox 6.2-11 VM GPU PCIe passthrough for Windows 10 on AMD EPYC 7402P and ROMED8-2t

Its very important to keep the order of this guide and not add and setup things prior or later, as this will create errors. Also I tried to keep it as detailed as possible, therefore it is going to be a fairly long article. Use this index to quickly jump to the area you need: […]

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September 20, 2020

Setup a Proxmox Two-Node High Availability Cluster with a RaspberryPi as a third Quorum vote device (qdevice)

In this tutorial we are creating a Proxmox cluster with two physical servers, node1 and node2, and we will add a RaspberryPi as a third Quorum device to make the Proxmox cluster working as intended in High Availability mode with having an odd number of cluster votes. This gives smaller business or a homelab user […]

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September 12, 2020

Automatic backups for Proxmox Server Nodes to a Synology NFS share

Problem to solve: If you have a Proxmox Server and you like tinkering around with it like I do, then you probably know that feeling that all of a sudden nothing seems to be working as it used to be and you want to re-roll to a certain point and just start all over again. […]

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September 4, 2020

Build a smart MagicMirror with two displays running on Raspberry Pi

This project was already build in 2015, but due to a recent reinstall of the MagicMirror software on my mirror, I decided to share the whole build including the up to date software setup process from scratch. Also I can tell that it ran flawless for the past 5 years now, so pretty stable 🙂 […]

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August 23, 2020

Install pihole on a ProxMox LXC ubuntu container and setup as Primary DNS for a Unifi Network

Today we install the famous DNS advertisment blocker pihole in a LXC container on a Proxmox server, and set this as our network wide primary DNS server on the Unifi controller. The cool thing is that even as pihole was born as a Raspberry Pi project, it can easily run on most other Debian-based operating […]

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August 14, 2020

Custom painted Unifi Network & Server Rack in IKEA Besta shelf

In the past years I started to switch most of the technology that runs at my home towards 19" rack sized devices. Biggest reason for this was to slowly build up and progress towards a full sized 19" rack that you would find in a single family house or a small business. So for me […]

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July 27, 2020

Polish your Raspberry Pi: Clean boot, splash screen video, noconsole & ZRAM

In general the Raspberry Pi is great learning tool. One reason is the great default verbose boot and console messages you see when booting or shuting down your raspberry pi. But for some more polished projects, its quite handy to hide all of that and have a nice boot loading animation instead. In this instance […]

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July 24, 2020

Quickly resize and shrink Raspberry Pi SD card image on MacOS

From time to time you may want to quickly copy a raspberry pi image from one system to another....but only have a smaller SD card. Or you started your project as a tryout on a crazy 64GB sd card, and realize later that 8GB would be way enough. So what you want to do, is […]

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July 15, 2020

Raspberry Pi Photobooth in a classic vintage plate camera

I always wanted to have an old vintage plate camera from the early times of photography in my home as kind of a decor item. Inspired by walking across old flee markets in Germany, I thought it may be cool to put more into it, than just having the plate camera as a decoration item. […]

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June 14, 2020

Install expressVPN with kill switch and jDownloader2 in a ProxMox LXC container

This install is similar to the install on Raspbian and a raspberry pi, still there are some specialities and traps you can run into, especially with the virtual architecture and openvpn service. If you want to install the same setup on a Raspberry Pi, please read my earlier guide on this topic. WARNING: the openvpn […]

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May 31, 2020

Test your internet bandwidth on CLI or Terminal with python and speedtest.net

We all know this situation: you are on a fresh setup of Linux remote server or a headleas Raspberry Pi, and somehow the speed is not feeling right. Besides a iperf LAN speedtest for your device you can quickly check your connection speed to the outside with this handy python script command: If you don’t […]

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May 31, 2020

Setup secure SSH to key only access with custom user/port on Raspbian/Ubuntu

This quick guide shows my standard routine for setting up secure SSH on new fresh installs of Raspbian or Ubuntu VMs. First if you are still using any system default user like "pi" or "root" or "admin", change this and create your own, custom user. Lets start in this example with our new user name […]

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May 29, 2020

Build a PROXMOX virtual server on SuperMicro SuperServer 5018A-FTN4

Introduction Over the years I piled up a lot of different projects running in my home on different Raspberry Pis. Because this amazing little piece of technology can literally do anything, I love to tryout and build things with it. Roughly every third project turned out to be one I will keep running and so […]

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April 14, 2019

Synology Web API PHP exploration and experimental dashboard

A couple of month ago I started exploring Synologys so far very undocumented WEB API. I basically started with the authentication and from there experimenting and researching on my own Synology DSM Webinterface. I found out, that a lot of the terminology and paths used in the WEB API are exactly the same as used […]

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