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raspberries make great servers

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Proxmox on the Raspberry Pi 4 – First Looks

Now that we’ve got Proxmox running on the Raspberry Pi 4, let’s take a little look around. Once you’re logged in, let’s explore the “Datacenter” in the upper left. This is a listing of all the Pis in the cluster. We haven’t clustered yet, so there is just this one. Click on Summary in the […]

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How to Install Proxmox 8 on a Raspberry Pi Cluster

Proxmox? Proxmox is awesome! Proxmox is the perfect hosting platform for all your VMs! Proxmox lets you easily build and break down full virtual machines and containers. They sell it better themselves. From the proxmox.com website: Proxmox Virtual Environment is a complete open-source platform for enterprise virtualization. With the built-in web interface you can easily […]

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How to Install salt on Raspbian 11

Saltstack continues to evolve and recent versions don’t install the same way as older versions. Following the official Debian instructions doesn’t work either. I finally got it running on the latest version of Raspbian. We’ll follow the general procedure for setting up yum to install it from a trusted source. First, we’ll need to download […]

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Prometheus ProbePush on a Raspberry Pi with a SI7021

Deploy a bunch of RPi Zero W’s equipped with SI7021’s around the house and get ready to monitor your air! #!/usr/bin/python3 import smbus import time import requests import platform bus = smbus.SMBus(1) # SI7021 address, 0x40(64) # Read data, 2 bytes, Humidity MSB first rh = bus.read_i2c_block_data(0x40, 0xE5, 2) #what really happens here is that […]

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How to Install Zabbix 6.0 on a Raspberry Pi

… or actually, a few Raspberry Pis! I’d like to install the Zabbix monitoring suite and have decided to split up the workload across 3 Raspberry Pi 3B’s. Just like in actual production, we’ll have a Zabbix front-end, a Zabbix Proxy polling server, and a Raspberry Pi database server. The Story So Far… IF you’re […]

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How to Create a Local Self-Hosted MQTT Mosquitto Broker on a Raspberry

I have a bunch of stuff that I’ve slowly been installing in the house that I’m realizing that I need a cohesive and coherant way to control and use. I have Alexa PhotoShow5, and a Amazon Dot, some Ubiquiti cameras, HUE lights, smart TVs, WiFi enabled thermostats, smart laundry, and who knows what else? I […]

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Why dnsmasq is so Awesome!

In my last post, I walked you through the steps in setting up disk-less booting. Pretty cool that we went from booting from SD cards, to USB drives, to booting off the network! But for some reason, the TFTP server that I installed, won’t stay running as a service. Looking at the documentation and the […]

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How to PXE boot a Raspberry

So far, we’ve built an NFS server and a TFTP server. Next, we’re going to populate those servers with the files that are needed to boot a Raspberry. The contents of /boot will be served by the TFTP server and the entirety of /root will be served by the NFS server. Download the latest Raspberry […]

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How to Build a TFTP Server on a Raspberry Pi

The next piece of the puzzle for our Raspberry PXE boot environment is a TFTP server. In the last post, we set up an NFS server for the bulk of the OS files. In this post, we need to really dumb it down to brass tacks. We need to share files across the network, without […]

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How to Build an NFS Server on Raspberry Pi

I’d like to start setting up a PXE boot environment for Raspberry Pis on my network. Essentially, I should be able to boot a Raspberry just by plugging in the Ethernet cable and the power cable, and if everything is set up properly, the thing will boot with NO LOCAL MEDIA–no SD card, no USB […]

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