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Datacenters in space aren't going to work
There is a rush for AI companies to team up with space launch/satellite companies to build datacenters in space. TL;DR: It's not going to work.
Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 321 posts.
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We should all be using dependency cooldowns
See cooldowns.dev for up-to-date information on cooldown adoption across various languages and package ecosystems.
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IBM completes acquisition of HashiCorp
IBM announced it has completed its acquisition of HashiCorp, whose products automate and secure the infrastructure that underpins hybrid cloud applications and generative AI.
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Log level 'error' should mean that something needs to be fixed
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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Do not put your site behind Cloudflare if you don't need to
At the time of writing 12:43 UTC on Tue 18 Nov, Cloudflare has taken many sites down. I'm trying to browse the web, but about half of the sites show an error: cloudflare.webp Most of these sites are n...
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Leaving serverless led to performance improvement and a simplified architecture
Every millisecond matters when you're in the critical path of API authentication. After two years of fighting serverless limitations, we rebuilt our entire API stack and slashed the end-to-end latency.
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The future is not self-hosted
In a world where corporations have detached buying from owning, one man attempts to do something radical: build his own cloud.
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How to Run DeepSeek R1 671B Locally on a $2000 EPYC Server
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. As an Amazon Associate I earn from qualifying purchases. #ad #promotions
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Why Nextcloud feels slow to use
No amount of tuning the backend service performance helped, and then I learned why. Oh no. Oh no no no no.
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Coming soon: Simpler pricing and a better experience for GitHub Actions
Update: We’ve read your posts and heard your feedback. We’re postponing the announced billing change for self-hosted GitHub Actions to take time to re-evaluate our approach. We are continuing to…
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DIY NAS: 2026 Edition
An 8-bay DIY NAS with 10GbE networking, TrueNAS 25.10.0.1, an Intel N300 CPU, 32GB of DDR5 RAM, and a smallish form factor that occupies less than 20 liters of your office space.
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Litestream: Revamped
Bringing in what we learned from LiteFS
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GitHub Actions has a package manager, and it might be the worst
GitHub Actions has a package manager that ignores decades of supply chain security best practices: no lockfile, no integrity verification, no transitive pinning
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Replacing Kubernetes with systemd (2024)
In this post I go through the journey of overusing Kubernetes and how systemd can actually do most of what I use it for.
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Behind the scenes of Bun Install
Learn how Bun is able to cut install times by up to 25×. Bun skips Node.js's overhead with direct system calls, cache-friendly data layouts, OS-level copy-on-write, and full-core parallelism.
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Litestream v0.5.0
Same Litestream goodness but better, faster, stronger
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Google suspended my company's Google cloud account for the third time
On each of the last two Fridays, Google has suspended SSLMate 's Google Cloud access without notification, having previously suspended it in 2024 without notification. But this isn't just another cautionary tale about using Google Cloud Platform; it's also a story about usable security and how Google's capriciousness…
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Building the heap: racking 30 petabytes of hard drives for pretraining
We built the heap, a 30 petabyte data storage cluster in downtown San Francisco, and spent under $500,000.
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Why is everything so scalable?
I’m entirely convinced that basically every developer alive today heard the adage “dress for the job you want, not the job you have” and figured that, since they always wear jeans and a t-shirt anyway, they might as well apply it to their systems’ architecture. This explains why the stack of every single company I’ve…
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Using FreeBSD to make self-hosting fun again
Feeling like a kid in a candy store, once more
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Ubiquiti launches UniFi OS Server for self-hosting
Ubiquiti just released UniFi OS Server in Early Access, allowing you to self-host the complete UniFi network stack on your own hardware. Initially, it will support UniFi Network and Innerspace. Besides UniFi Network and InnerSpace,
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FediMeteo: A €4 FreeBSD VPS Became a Global Weather Service
How a simple idea turned into an international weather service on the Fediverse.
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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
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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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Litestream VFS
Query your SQLite database any time, anywhere
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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…
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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.