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We updated our RSA SSH host key
At approximately 05:00 UTC on March 24, out of an abundance of caution, we replaced our RSA SSH host key used to secure Git operations for GitHub.com.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 376 posts.
Infrastructure & DevOps
Any year
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We reduced the cost of building Mastodon at Twitter-scale by 100x
I’m going to cover a lot of ground in this post, so here’s the TLDR: We built a Twitter-scale Mastodon instance from scratch in only 10k lines of code. This is 100x less code than the ~1M lines Twi…
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Docker for Mac and Windows Beta
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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Verizon and a BGP Optimizer Knocked Large Parts of the Internet Offline
Today at 10:30UTC, the Internet had a small heart attack. A small company in Northern Pennsylvania became a preferred path of many Internet routes through Verizon (AS701), a major Internet transit provider.
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How We Went from 30 Servers to 2: Go
When we built the first version of IronWorker, about 3 years ago, it was written in Ruby and the API was built on Rails. It didn’t take long for us
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How our free plan stays free
Tailscale’s free plan is free because we keep our scaling costs low relative to typical SaaS companies. I know, it sounds too good to be true. Let’s see some details.
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LiteFS
We are building a distributed file system for your SQLite databases. Kinda weird, huh?
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More details about the October 4 outage
Now that our platforms are up and running as usual after yesterday’s outage, I thought it would be worth sharing a little more detail on what happened and why — and most importantly, how we’re lear…
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Carving the scheduler out of our orchestrator
A deep dive into container scheduling and Flyd, our new orchestrator.
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Six day and IP address certificate options in 2025
Update: January 15, 2026 Six-day and IP address certificates are now generally available. See 6-day and IP Address Certificates are Generally Available for details. This year we will continue to pursue our commitment to improving the security of the Web PKI by introducing the option to get certificates with six-day…
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Farming hard drives: how Backblaze weathered the Thailand drive crisis
Get all of the latest cloud storage news and insights from Backblaze - the leading independent cloud storage provider.
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Summary of June 8 outage
We experienced a global outage due to an undiscovered software bug that surfaced on June 8 when it was triggered by a valid customer configuration change. Here's a rundown of what happened, why, and what we're doing about it.
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Update on the Atlassian outage affecting some customers
This incident remains the top priority for my engineering team and for our entire company.
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Tailscale Funnel
Public access to your device—without the security risks. Tailscale Funnel makes exposing services to the internet safe & simple.
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Building Meta's GenAI infrastructure
Marking a major investment in Meta’s AI future, we are announcing two 24k GPU clusters. We are sharing details on the hardware, network, storage, design, performance, and software that help us extr…
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How Discord supercharges network disks for extreme low latency
Learn how Discord optimizes its platform to respond to the high frequency of queries for all types of content and data as quickly as possible.
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A Server Naming Scheme
Here at MNX, we’ve been busy setting up a brand new data center for our cloud hosted services. We started off as a consulting company providing managed Linux services, which means we have been exposed to a ton of different customer environments and an equal number of schemes for naming equipment…not all of them good…
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Bun 1.4
Bun 1.4 rewrites Bun in Rust, ships built-in headless browser automation (Bun.WebView), Bun.Image, Bun.markdown, JSON5, JSONL, Terminal and cron APIs, Node.js 26.3.0 compatibility with 1,517 newly passing tests, parallel test and run, Windows ARM64, and an opt-in global virtual store for up to 7× faster installs.
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Workers AI: Serverless GPU-powered inference
We are excited to launch Workers AI - an AI inference as a service platform, empowering developers to run AI models with just a few lines of code, all powered by our global network of GPUs
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The Determinate Nix Installer
A fresh new alternative to the official Nix installation scripts.
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Fast and flexible observability with canonical log lines
Canonical log lines are a lightweight, flexible, and technology-agnostic technique for observability that are powerful and easy to implement.
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Today's Outage Post Mortem
This morning at 09:47 UTC CloudFlare effectively dropped off the Internet. The outage affected all of CloudFlare's services including DNS and any services that rely on our web proxy.
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Speed boost achievement unlocked on Docker Desktop 4.6 for Mac
Learn from Docker experts to simplify and advance your app development and management with Docker. Stay up to date on Docker events and new version