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Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 140 posts.
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We might want to regularly keep track of how important each server is
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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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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Keycloak SSO with Docker Compose and Nginx
A personal code notes blog
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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.
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Running a Raspberry Pi with a read-only root filesystem
While there are downsides, using a read-only root filesystem will dramatically increase your Pi SD card's lifetime.
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A lesson in dockerizing shell scripts
My learnings from publishing my first ever Dockerfile for ugit (a shell script based tool to undo git command) and writing the most optimized dockerfile for it.
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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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Linux's Bedtime Routine
How does Linux move from an awake machine to a hibernating one? How does it then manage to restore all state? These questions led me to read way too much C in trying to figure out how this particular hardware/software boundary is navigated.
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GitHub Actions as a time-sharing supercomputer
Learn how and why I turned GitHub's APIs into a time-sharing supercomputer from the 1970s to execute modern batch jobs.
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Project Bluefin: an immutable, developer-focused, Cloud-native Linux
Today we "relaunched" ublue-os/bluefin as projectbluefin.io. This is a beta until Spring 2024. Bluefin is a custom image of Fedora Silverblue by a bunch of cloud-native nerds. We want a reliable desktop experience that runs everything but we're too lazy to maintain anything. So we
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Encryption at Rest: Whose Threat Model Is It Anyway?
Head’s up: This is a blog post about applied cryptography, with a focus on web and cloud applications that encrypt data at rest in a database or filesystem. While the lessons can be broadly a…
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Dear AWS, please let me be a cloud engineer again
I’m an AWS Serverless Hero, principal engineer at an AWS centric logistics company, and I build and maintain the AWS News Feed. It’s fair to say that I am very interested in everything AWS does. Bu…
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XFaaS: Hyperscale and Low Cost Serverless Functions at Meta
This is one of several papers I’ll be reading from 2023’s Symposium on Operating Systems Principles (SOSP). If you’d like to receive regular updates as soon as they’re published, check out my newsletter or follow me on the site formerly known as Twitter . Enjoy!
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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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Cutting down AWS cost by $150k per year simply by shutting things off
Cloud cost optimization at scale part 1: how we save approx 150k USD a year by simply shutting things off
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Developing inside a virtual machine
Keeping my laptop clean by developing in a virtual machine
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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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Hacking a Virtual Power Plant
I recently had solar panels and a battery storage system from GivEnergy installed at my house. A major selling point for me was that they have a local network API which can be used to monitor and…
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Slow deployment causes meetings (2015)
First published 2016.
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Is Cloudflare overcharging us for their images service?
I recently went down a very deep rabbit hole to understand why, some months, Cloudflare was charging us 3x what we were expecting for their Cloudflare Images service. I’m posting this write-up because back then, a quick search didn’t turn anything up; and Cloudflare support has totally ghosted us for more than 8…
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Why I recommend Renovate over any other dependency update tools
Explaining why Renovate is going to be my solution to keeping up-to-date with dependencies and it's not likely to change any time soon.
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How to install Linux from a Windows installer
I'm not sure why you would want to do this. Presumably for the same reason as me? I also don't know what that was.
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Deploying fiber in the home
Getting a fiber Internet connection to your home is a big deal! It’s probably the last physical connection you’ll ever need, due to the virtually unlimited bandwidth, stability, performance, and attainable speeds.
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Server Setup Basics for Self Hosting
My post on how I like to manage servers. I cover SSH, networking, log rotation, and server management basics.