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The most popular blog posts about infrastructure & devops on Hacker News. 4,374 posts.
One of the skills I wish I’d learned earlier in my career is basic Linux server administration. Specifically in relation to hosting something on the web, either a web app or API that I wrote myself, or something from the thriving self-hosted community , such as WordPress. Managing servers is increasingly seen as the…
Earlier this week, I was writing a Dockerfile to download and run a binary when I noticed the image size was way more than what I would expect. I’m using ubuntu:21.10 as the base image, which is about 70MB. The binary I’m running is about 80MB. Other packages I’m installing would add 10-ish MB. But the image size is…
Terraform is a platform for building, changing, and managing infrastructure in a safe, repeatable way.
Docker is a founding member of the Blueprint Alliance, a 12-company reference architecture for securing AI agents, built around four governance questions.
Let’s revisit Google and Amazon pricing since the AWS November 2016 Price Reduction. We’ll analyse instance costs, for various workloads and usages. All prices are given in dollars per …
Did you know that there are currently thousands of satellites orbiting the Earth? I certainly did not, and would have guessed a few hundred at most. Today, high school and college students design, fabricate, and launch nano-, pico-, and even femto-satellites such as CubeSats, PocketQubes, and SunCubes. On the…
A series of unfortunate agents.
Search the web from your AI agents and applications through AI Gateway with Ceramic.ai, Exa, and Linkup.
When it comes to infrastructure engineering, building a data center is probably closer to building a house than to deploying a Terraform stack.
We apologize for how we communicated and executed sunsetting Docker “Free Team” subscriptions, which alarmed the open source community. Read our FAQ to learn more.
Today, we’re excited to announce D1, Cloudflare’s first SQL database, designed for Cloudflare Workers
In this post I will hopefully detail my entire home network. Some of this has been in separate posts explaining single items, but nowhere do I have all of the network in one post with all the changes since last year. Here is a full shot of the rack in
Learn about the eleven lessons, from two decades, shared by site reliability engineers at Google, essential SRE lessons and core principles of SRE.
Yesterday's post enumerated # blog-topics related to understanding and using shell. Today's post started out as a "grab bag" of other topics, but is now centered around problems with # distributed-systems .
Posted on Monday 10 Oct 2022. 1,417 words, 11 links. By Matt Webb.
What is RabbitMQ? Find out about this open-source message broker in our introduction to the powerful Message Queue tech.
We tasked the Netherlands based security firm Radically Open Security (RoS) with performing the third audit towards our VPN infrastructure.
Update, July 10, 2023 See our new blog post for details on the September 2024 expiration of the newer ISRG Root X1 cross-sign from IdenTrust. Update, December 21, 2020 Thanks to community feedback and our wonderful partners at IdenTrust, we will be able to continue to offer service without interruption to people using…
Introduction Hello, I’m RyotaK (@ryotkak ), a security engineer at Flatt Security Inc. A few days ago, I was upgrading my home lab network, and I decided to upgrade the OpenWrt on my router.1 After accessing the LuCI, which is the web interface of OpenWrt, I noticed that there is a section called Attended Sysupgrade…
I've used NixOS as the only OS on my laptop for around three years at this point. Installing it has felt sort of like a curse: on the one hand, it's so clearly the only operating system that actually gets how package management should be done. After using it, I can't go back to anything else. On the other hand, it's…
Simple and secure remote access — to any system anywhere based on trusted identity.
On July 14th, 2025, Cloudflare made a change to our service topologies that caused an outage for 1.1.1.1 on the edge, resulting in downtime for 62 minutes for customers using the 1.1.1.1 public DNS Resolver as well as intermittent degradation of service for Gateway DNS. We’re deeply sorry for this outage. This outage…
