You can upgrade the storage in your Raspberry Pi 4 with an NVMe drive. These drives usually plug into a PCIe lane which gives them a potential throughput of over 3000Mbps for read and write access.

Yes I can hear you shouting already from Hacker News, Twitter and Reddit, so…


Is Kubernetes right for us? That’s a question that will have been asked many times, but perhaps not publicly, for fear of looking out of touch, or behind the curve. …


Did you know that you can put that spare Raspberry Pi of yours to work as a caching DNS server and ad-blocker using off-the-shelf packages for Linux?

Stop adverts and the privacy invasion caused by behavioural trackers

Now, first of all let’s get something out of the way. Many of us will be aware of the open source project written…


We’ve all been there. You turn on a machine in your home-lab, your Raspberry Pi, or an old PC and you’ve forgotten your password. At this point you start Googling, and that might be what brought you here.

Disclaimer

The other options that you find to do this may be a…


If you’ve been using a recent release of Kubernetes like 1.16, then you may have been used to seeing an odd warning message from kubectl run. Up until recently, the command could be used to generate Deployment objects or YAML from the command line.

With Kubernetes 1.18 the user experience…


As a keen amateur photographer, I was immediately drawn in by the announcement on the Raspberry Pi blog about the new High Quality Camera — up to 12 megapixels — with adjustable lenses. Then, I noticed that something was missing — there were no comparisons or third-party reviews of the…


In this tutorial, I’ll show you how to add an LED to your Raspberry Pi so that you can show the status of an external system or API. The board we’ll use only costs a few dollars and has 8 programmable RGB LEDs making it a versatile and economic option.


I’ve been writing about running Docker on Raspberry Pi for 5 years now and things have got a lot easier than when I started back in the day. There’s now no need to patch the kernel, use a bespoke OS or even build Go and Docker from scratch.

My stack of 7 Raspberry PI Model 2s running Docker Swarm (2016)

Since my…


This is post is aimed at newcomers to Kubernetes who want to work through a practical example of how to write a Go API for managing your todo list and then how to deploy it to Kubernetes.

Every developer loves a good TODO list, right? …


Whenever I share a photo of my workstation in my home office, I tend to be asked things like “What’s that keyboard?” and “What brand of microphone do you use?”

Given that interest, I wanted to write up a bill of materials (BoM) so that I can point folks here…

Alex Ellis

CNCF Ambassador. OpenFaaS & Inlets founder — https://www.alexellis.io

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