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AWS in 2025: Stuff you think you know that's now wrong
One of the neat things about AWS is that it's almost twenty years old. One of the unfortunate things about AWS is... that it's almost twenty years old
Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 170 posts.
32
How I use Tailscale
I’ve been using Tailscale for around four years to connect my disparate devices, servers and apps together. I wanted to talk a bit about how I use it, some cool features you might not know about, and some stumbling blocks I encountered.
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I migrated to an almost all-EU stack and saved 500€ per year
“Bye bye bye.” It took some time, and a serious amount of research, but I have finally crossed the finish line. I have officially migrated my digital life to pure, EU-hosted solutions.
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Using Home Assistant, adguard home and an $8 smart outlet to avoid brain rot
Preamble# The internet is the bane of my existence. Ads, distractions, sponsored content, bad news, bad ideas, more ads, social media, antisocial media, even more ads. Also, I’m a software developer, so the internet is basically indispensable for me, a central pillar of my income and a convenient way to communicate…
35
Make Your Own Backup System – Part 1: Strategy Before Scripts
When a datacenter fire threatened 142 of my servers, my backup strategy had them back online in hours. This post shares my personal philosophy on creating a resilient system, focusing on the crucial planning that must happen before you write a single script.
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Archival Storage
I gave a talk at the Berkeley I-school's Information Access Seminar entitled Archival Storage . Below the fold is the text of the talk with...
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Why Self-Host?
Let me make the argument why you should start self-hosting more of your personal services.
39
Nix – Death by a Thousand Cuts
thoughts, talks, docs and unpopular opinions
40
I'll think twice before using GitHub Actions again
The blog post discusses dissatisfaction with GitHub Actions due to its limitations in managing complex workflows, especially in monorepo setups with certain features like pull request checks and workflow reusability. Several issues have been highlighted, along with alternatives for GitHub Actions.
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WASM will replace containers
WebAssembly is a true write-once-run-anywhere experience.
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Git without a forge
I’ve written quite a lot of free software in my life. Most of it was from scratch: projects I started myself. So I get to choose where to host them – or rather, I have to choose where to host them.
43
Self-Hosting a Firefox Sync Server
Notes from a backend dev who builds and runs his own infra. Go, microservices, blockchain, self-hosting, homelab projects.
44
Using Podman, Compose and BuildKit
For my day job , I need to build and run a Docker Compose project. However, because Docker doesn’t play well with nftables and I prefer a rootless + daemonless approach, I’m using Podman .
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I finally understand Cloudflare Zero Trust tunnels
Everything you wanted to know about using Cloudflare Zero Trust Argo tunnels for your personal network
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Beginner Guide to VPS Hetzner and Coolify
I set up my own VPS, documented every step, and ended up with a repeatable deployment pipeline. This is both a checklist for my future self and a guide for a...
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.localhost Domains
I’ve found a way to configure private, custom domains for web-apps I have running on my computer. So instead of having to remember and type “localhost:4333”, I can simply navigate to “appname.localhost”. I love it!
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We moved from AWS to Hetzner, saved 90%, kept ISO 27001 with Ansible
The European CTO’s Dilemma: Keeping Compliance outside AWS
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Quadlet: Running Podman containers under systemd
Finally, Podman has a Docker Compose alternative
51
Most Stable Raspberry Pi? Better NTP with Thermal Management
eBay affiliate disclosure: Links labeled “eBay affiliate link” lead to eBay. As an eBay Partner, I may earn a commission if you make a purchase. I’ve written before about building microsecond-accurate NTP servers with Raspberry Pi and GPS PPS, and more recently about revisiting the setup in 2025. Both posts focused on…
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K8s with 1M nodes
This is an effort to create a fully functional Kubernetes cluster with 1 million active nodes.
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If all the world were a monorepo
The R ecosystem and the case for extreme empathy in software maintenance
54
Switching Pip to Uv in a Dockerized Flask / Django App
I noticed about a 10x speed up across a number of projects, we'll avoid using a venv and run things as a non-root user too.
55
Diagnosing an Unusual WiFi Issue (2020)
Late last year, I started experiencing some unusual intermittent connection issues on my Desktop. In general, I had a stable connection with average latency; however, at (seemingly) random times throughout the week, I would start experiencing sudden 2000ms+ latency spikes every couple of seconds.
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Self-hosting email like it's 1984
Notes from setting up a truly minimal self-hosted email server with Postfix and OpenDKIM. Covers TLS, SPF, DKIM, DMARC, DNS, reverse DNS, multiple domains, and delivering to Gmail.
57
Self hosting 10TB in S3 on a framework laptop and disks
About 5 months ago I made the decision to start self hosting my own S3 . I was working on AppGoblin’s SDK tracking of the top 100k Android and iOS apps so was wanting a lot of space, but for cheap.
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How I Use Home Assistant in 2025
I’ve been using Home Assistant for about seven years now, starting back when I was living in a small apartment. At the time, my setup was modest: I …
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Self-hosting a Matrix server for 5 years
Experiences with the Matrix protocol, Matrix Synapse server, bridges, and Element mobile apps.
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Understanding Solar Energy
The biggest energy story of the last fifteen years is the rise of solar photovoltaics, also known as solar PV or simply solar panels.