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Using an ETL framework vs. writing yet another ETL script
Writing an ETL script is easy; making it production-ready and maintainable is much harder. Why to use an open-source EL(T) framework instead.
Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 4,375 posts.
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Serverless Aurora
Learn what Serverless Aurora is, what it means for serverless developers, and why we think it's the future of data. Solving the serverless data layer.
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Running PostgreSQL on Compression-enabled ZFS
Citus gives you all the greatness of Postgres plus the superpowers of distributed tables. By distributing your data and queries, your application gets high performance—at any scale. The Citus database is available as open source and as a managed service on Azure.
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GitLab 12.5
GitLab release announcements and feature highlights.
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How we send 22k emails every hour
Our app sends and receives about 22,000 (22 thousand) emails per hour. That's more than half a million emails every day and it sometimes peaks to 25-30 emails EVERY SECOND
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Background job queues and priorities may be the wrong path
I got this idea after reading the Reflections on GoodJob for Solid Queue from Ben Sheldon, who is the author of the excellent GoodJob.
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Introducing App Engine Firewall
A key security feature for application developers and administrators is to be able to allow or deny incoming requests based on source IP addresses. This capability can help you do production testing without exposing your app to the world, block access to your app from specific geographies or block requests from a…
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Docker Hub Official Repos: Announcing Language Stacks
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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Serverless security implications from infra to OWASP
By its very nature, Serverless (FaaS) addresses some of today’s biggest security concerns but it doesn’t fix it all. This post outlines the top areas where Serverless helps or hinders our security efforts, offering advice on how to address concerns and thoughts on what’s to come next.
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Unit Testing eBPF Programs
They provide a safety net when making changes, and give you that nice, warm feeling when you see them all pass after a change.
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Announcing Tectonic: Commercial Kubernetes Platform
No single cloud fits all. Explore how we build a more flexible future with hybrid cloud.
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Bidirectional charging during grid outages
David asked a great question on my solar battery system post: why buy a small battery just for emergencies when electric cars have a large battery you can also use for other things? [1] This would be great, and seems like the obvious way for it to work: when the grid goes down the panels can charge the car when it's…
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Serving a half billion requests per day with Rust and CGI
In my previous post Serving 200 million requests per day with a cgi-bin, I did some quick performance testing of CGI using a program written in Go. Go works excellently for CGI programs, for many of the same reasons it works so well for CLI programs and system daemons. But, out of curiosity, I decided to do a bit more…
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How the electricity markets respond to a nuclear trip
Looking at the data of how ERCOT maintains grid stability when a nuclear plant unexpectedly goes offline.
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Howto: Block Amazon and any site using Amazon Web Services
I've recently read about a couple of boycotts trying to call attention to Amazon's bad labor practices. The most recent of these boycotts hopes to lead a boycott on Amazon's induced buying holiday "Prime Day", in solidarity with striking workers in several fulfillment centers in Spain. I support anyone fighting for a…
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Virtualizing development environments in 2023
The limits of two modern virtualization methods: containers and virtual machines.
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XZ Utils Backdoor Still Lurking in Docker Images
In this blog, we share a new finding in the XZ Utils saga: several Docker images built around the time of the compromise contain the backdoor. At first…