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Developing inside a virtual machine
Keeping my laptop clean by developing in a virtual machine
New
The latest blog posts to take off on Hacker News. 140 posts.
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Personal Mail Server on OpenBSD (2019)
I will use this place to relate my geeky adventures in the world of gnu/linux, bsd, the internets, and other important things like windows managers and pretty colors. Basically, it's a place to expose and share with the world things I do on my computer.
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All You Need Is 4x 4090 GPUs to Train Your Own Model
How I built an ML rig for training LLMs locally, exploring hardware choices, setup tricks, and lessons learned along the way.
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Server-Sent Events (SSE) Are Underrated
Most developers know about WebSockets, but Server-Sent Events (SSE) offer a simpler, often overlooked alternative that deserves more attention
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When power cycling your (x86) server isn't enough to recover it
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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Murder Mystery: GCC builds failing after sbuild refactoring
This is the story of an investigation conducted by Jochen Sprickerhof, Helmut Grohne, and myself. It was true teamwork, and we would have not reached the bottom of the …
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Slow deployment causes meetings (2015)
First published 2016.
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"BGP at home": getting a DIA circuit installed at home
The infrastructure underlying AS54316 -- the network supporting the services offered by the AP Foundation -- has historically been based out of a datacenter in NYC (NetActuate in Telehouse Chelsea). To add some resiliency, I thought it'd be interesting -- and a potentially fun challenge -- to leverage some spare real…
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Install postmarketOS on Android phone and use Docker as a home server
Use a mobile phone as your home server. Example with oneplus 6t
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Lossless Log Aggregation – Reduce Log Volume by 99% Without Dropping Data
Reduce Log Volume by 99% Without Dropping Data
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PostgreSQL High Availability Solutions – Part 1: Jepsen Test and Patroni
Note: code used in this article can be found on the Github repo jepsen-postgres-ha .
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Kubernetes on Hetzner: cutting my infra bill by 75%
Hi, my name is Bill. I’m a software engineer based in London. This is a blog about software development.
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Hetzner raises prices while significantly lowering bandwidth (US)
Hetzner raises prices This morning I received an email from Hetzner stating that they are raising prices in the US while significantly reducing bandwidth. The largest price percentage increase is 27.52% for CPX21 servers, and the smallest is 4.17% for CX3+ servers. Bandwidth allotments are decreasing on average…
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Comparing AWS S3 with Cloudflare R2: Price, Performance and User Experience
In September 2021, Cloudflare took the tech world by storm by announcing R2: a storage service accessible through the ubiquitous S3 API but that didn't charge any egress ("bandwidth") fees. You only pay for storage and read/write/delete requests. It was a major kick in the incumbents' balls who all…
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I Didn't Need Kubernetes, and You Probably Don't Either
I moved my projects from Kubernetes to Google Cloud Run because I did not want to pay for cluster operations, idle capacity, and job-running infrastructure.
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This website is hosted on Bluesky
Well, not this one. But this one is! How? Let’s take a closer look at Bluesky and the AT Protocol that underpins it. Note: I communicated with the Bluesky team prior to the publishing of this post. While the functionality described is not the intended use of the application, it is known behavior and does not constitue…
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Dear friend, you have built a Kubernetes
Mac's Tech Blog
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How good are American roads?
We’re in an era where US infrastructure is getting a lot of attention.
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The tragedy of running an old Node project
You want it to just work. But it resists.
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How to setup self hosted wiki for your startup
Blog about Software Engineering
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I Followed the Official AWS Amplify Guide and Was Charged $1,100
An interesting thing happens when you follow the official Amplify guide.
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Docker Compose Isn't Enough
Docker Compose solves real problems in getting applications deployed. It causes problems when deploying many applications. We can do better.
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Powering the Mars Base
This post is part of the series on space topics. This post is not the last word on this topic. The usual caveats apply. I’m curious if you have strong opinions on different fuel mixes. A grow…
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Why systemd is a problem for embedded Linux
I don’t want to post yet another anti-systemd rant, but I think the ubiquity of systemd could eventually create real problems for embedded Linux. I just wish I knew what to do about it.
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Understanding Round Robin DNS
In which I try to understand how browsers and Cloudflare choose which server to use
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Against /tmp
I commented on Lobsters that /tmp is usually a bad idea , which caused some surprise. I suppose /tmp security bugs were common in the 1990s when I was learning Unix, but they are pretty rare now so I can see why less grizzled hackers might not be familiar with the problems.
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Overengineering a way to know if people are in my university's CS lab
Who knew figuring out the lab's occupancy would be so much work?!
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My solar-powered and self-hosted website
How I built a solar-powered, self-hosted website with a Raspberry Pi to explore sustainable, local-first web hosting.
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I Self-Hosted Llama 3.2 with Coolify on My Home Server
Discover how I transformed an old server into a powerful AI engine, self-hosting Llama 3.2 with GPU acceleration using Coolify. A step-by-step guide.