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Cold restart whole system after total outage
"What are folks’ views on systems so large where cold-starting the whole system is almost impossible?"... — M'colleague, Shivam, In A Slackroom Next Door.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,839 posts.
Infrastructure & DevOps
Any year
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Fast CI with MicroVMs
I saw an opportunity to fix self-hosted runners for GitHub Actions. Actuated is now in pilot and aims to solve most if not all of the friction.
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The Raspberry Pi as a Stratum-1 NTP Server
NTP on a Raspberry-Pi - documents configuring a Raspberry Pi for headless operation, configuring NTP for remote monitoring, adding a GPS/PSS device (two discussed), and how well NTP performs in WAN-only, LAN, and PPS configurations.
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My EC2 Wishlist
While I've made engineers inside Amazon aware of all of these at various times, I think it's time to post my wishlist here — both so that a wider audience inside Amazon can hear more about these, and so that the FreeBSD community (especially the people who are financially supporting my work ) can see what I'm aiming…
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Linux Pressure Stall Information (PSI) by Example
[Discuss this article and read other’s comments on the subject on this thread on Hacker News.] The three fundamental building blocks of computers, CPU, I/O and RAM can come under pressure due to co…
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25 Gbit/s at home, part 1
First part of a story on how I’ve built 25 Gbps router for home use.
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Install Asdf: One Runtime Manager to Rule All Dev Environments
Almost everyone I know who uses a computer, for...
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TikTok: Logs, Logs, Logs
We are in 2020 and the US president is about to ban TikTok, a video-sharing social network mobile app, because “it poses a risk to US…
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Using Nix on macOS
I recently started using the Nix Package Manager on macOS and the process has been painful. In this post, I’m going to write down how I’m currently using Nix...
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How not to get a $30k bill from Firebase
the secret is in the architecture
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My solar-powered blog is now on lithium iron phosphate
In my last blog post I discussed how a small solar project - to power this blog on a Raspberry Pi - escalated into a full-blown off-grid solar setup, large enough to power the computer I use at the moment to write this update 1 . In this update, I want to discuss my battery upgrade.
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My Raspberry Pi cluster
So I accidentally ordered too many Raspberry Pi's. Therefore, I built a small cluster out of them. I thought I'd write up a parts list for o...
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Incremental Backups of Gmail Takeouts
Discusses the problem of Gmail takeouts as a single giant file and provides detailed background on the gmail-mbox-codec app that allows efficient incremental backups of said file.
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Linux latency measurements and compositor tuning
Linux latency on the desktop and in games compared to Windows. Network streaming with Sunshine and Moonlight. Tuning the KWin compositor for lower latencies.
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On the joy of podman and auto-updates (2022)
podman provides an integrated auto-update mechanism, which I recently applied to all of my containers running on feldspaten. The mechanism is nice, but at first appears a bit counter-intuitive. In this post ’m trying to explain how you can use the mechanism and what to watch out for. I’ll start with the trap I think…
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Gaining control of every projector and camera on campus
While starting my first year at the Colorado School of Mines, I came across a rather interesting fact: the local DNS servers will assign a subdomain to each device that connects to the network. This means that a device called “meow” will be visible as “meow.mines.edu” on any campus wifi, though the network still…
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Running Docker on Apple Silicon M1 (Follow-Up)
This is a follow-up post to “Running Docker on Apple Silicon M1” , continuing the journey of exploring Docker on Apple’s new M1 machines.
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My deployment platform is a shell script
my deployment platform is a shell script 2024-04-09 like many people, i fell in love with free software because i could install it. i'd come home from work and install a bunch of software. what fun! tee hee! a playground and i'm the prince! but eventually, relentlessly, it all starts to feel more like a horror show…
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Self-host your mail server
Personal Blog of Christian Haschek
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$15 Dedicated servers from OVH
While most of VPS providers are trying hard to stay in the business with their sub $5 VPS plans, OVH which is the worlds biggest consumer data center located in France is now ( uh for sometime ) offering $15 a month dedicated servers. While OVH has data center in Canada, this cheap offering is only available in their…
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My thoughts about Fly.io (so far) and other newish technology I'm getting into
Hartley writes about full stack software engineering and AI-driven software development.
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Cloudy with a Chance of Lock-In
There lots of products that came to market in the recent past and that will come to market in the near future that use some kind of cloud hosted component. In many cases these products rightly use some kind of off-device service in order to provide you with features that would otherwise not be possible. Sometimes…
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Fallback from CDN to local jQuery
There's a great website called http://whoownsmyavailability.com that serves as ...
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