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Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 4,374 posts.
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Managing database schema changes without downtime
How we manage schema changes at Discourse minimizing downtime
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Monoliths are not dinosaurs
Building evolvable software systems is a strategy, not a religion. And revisiting your architectures with an open mind is a must.
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Unironically using Kubernetes for my personal blog
There’s no shortage of posts like “Let’s use Kubernetes!” Now you have 8 problems, or Do I Really Need Kubernetes?, which tend to argue that unless you’re orchestrating 1000 containers, you’re good without Kubernetes. Also, I thought this tweet was hilarious: So… Hi, I’m the guy using Kubernetes for my blog and small…
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OpenBSD on a Laptop
A guide to a secure and streamlined installation of OpenBSD 6.4 on a laptop.
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Backblaze Hard Drive Stats Q1 2020
We take a look at the Q1 2020 and lifetime performance of 129,764 hard drives used in the Backblaze data centers.
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AWS Security Primer
I was preparing some AWS Security related training. Soon, I realized that this topic is too huge to fit into my brain. So I s...
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Is K8s Too Complicated? 
Joe Beda had a great twitter thread this morning about the complexity of Kubernetes. You can read it in full , and I suggest you do, but I wanted to quote a few things I found to be particularly thought provoking:
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How Cloudflare blocked a monumental 7.3 Tbps DDoS attack
In mid-May 2025, blocked the largest DDoS attack ever recorded: a staggering 7.3 terabits per second (Tbps).
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The future of software engineering is SRE
When code gets cheap operational excellence wins. Anyone can build a greenfield demo, but it takes engineering to run a service.
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Mystery of 60-Second Fluctuations in Power Grids Solved
Why do our grids show a brief spike in electricity demand every minute? A team led by Dirk Witthaut from Forschungszentrum Jülich has now demonstrated that this is due to regular power checks carried out by large-scale battery storage systems. These findings could help to make our electricity supply more robust, as…
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How we built a serverless SQL database
CockroachDB serverless is the first truly scalable serverless SQL database. Learn how it works and how a serverless sql database can relieve the operational burden of developers.
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Real-world stories of how we’ve compromised CI/CD pipelines
Cutting-edge cyber security research from NCC Group. Find public reports, technical advisories, analyses, & other novel insights from our global experts.
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In praise of memcached
If you happen to find yourself in a sysadmin position, or a position where you just so happen to maintain someone’s infrastructure , chances are that at some point in time the topic “we need a cache” comes up.
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Cloudflare Pages: the best way to build JAMstack websites
Across multiple cultures around the world, this time of year is a time of celebration and sharing of gifts with the people we care the most about.
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Ansible 2.0 released
Discover how communities and organizations contribute to the open source ecosystem
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Scaling Kubernetes to 2,500 Nodes
Stay up to speed on the rapid advancement of AI technology and the benefits it offers to humanity.
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AWS free tier data transfer expansion
The AWS Free Tier has been around since 2010 and allows you to use generous amounts of over 100 different AWS services. Some services offer free trials, others are free for the first 12 months after you sign up, and still others are always free, up to a per-service maximum. Our intent is to make […]
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I/O is no longer the bottleneck? (2022)
Recently Ben Hoyt published a blog post claiming that contrary to popular belief, I/O is not the bottleneck in typical programming interview problems such as counting word frequencies from a stream. Sequential read speed has come a long way, while CPU speed has stagnated.
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Shifting Gears
Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software
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Datomic Cloud
Announcing Datomic Cloud: a fully AWS-integrated database, up and running from the Marketplace in minutes, delivering the complete Datomic information model.
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Just one QUIC bit
A proposal to add a "spin bit" to the QUIC protocol sparked much debate at IETF 101.
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Introducing Docker Secrets Management
Docker is a founding member of the Blueprint Alliance, a 12-company reference architecture for securing AI agents, built around four governance questions.
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New for AWS Lambda – Environment Variables and Serverless Application Model
I am thrilled by all of the excitement that I see around AWS Lambda and serverless application development. I have shared many serverless success stories, tools, and open source projects in the AWS Week in Review over the last year or two. Today I would like to tell you about two important additions to Lambda: […]
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Making a Linux-managed network switch
Sometimes the custom 5-port gigabit switch _is_ the solution.
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Google Launches Managed Service for Running Docker Apps on Its Platform
Today, tens of thousands of developers from around the world are joining us at Google Cloud Platform Live — either in person in San Fra...
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Introducing zetcd
No single cloud fits all. Explore how we build a more flexible future with hybrid cloud.