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The most popular blog posts about systems & performance on Hacker News. 2,560 posts.
The Firefox Quantum release is getting close. It brings many performance improvements, including the super fast CSS engine that we brought over from Servo. But there’s another big piece of ...
Porting Linux to Apple Silicon
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Tokio is a runtime for writing reliable asynchronous applications with Rust. It provides async I/O, networking, scheduling, timers, and more.
Posted by Ian Beer, Project ZeroProject Zero’s mission is to make 0-day hard. We often work...
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Tokio is a runtime for writing reliable asynchronous applications with Rust. It provides async I/O, networking, scheduling, timers, and more.
Cloudflare experienced a significant traffic outage on December 5, 2025, starting approximately at 8:47 UTC. The incident lasted approximately 25 minutes before resolution. We are sorry for the impact that it caused to our customers and the Internet. The incident was not caused by an attack and was due to…
If you're running Firefox on macOS you might have noticed that its responsiveness has improved significantly in version 103.
Tokio is a runtime for writing reliable asynchronous applications with Rust. It provides async I/O, networking, scheduling, timers, and more.
PostgreSQL is a major open-source relational database with a 23-year history and a broad range of features. While Jepsen’s work has traditionally focused on distributed systems, our tooling is readily applicable to traditional, single-node databases. In this report, we present the results of applying Jepsen’s…
At the time of this article, Kubernetes is about six years old , and over the last two years, it has risen in popularity to consistently be one of the most loved platforms . This year, it comes in as the number three most loved platform . If you haven’t heard about Kubernetes yet, it’s a platform that allows you to…
CVE-2026-98432 is a CVSS 9.8 remote use-after-free in Linux's IPv4 TCP handshake, fixed upstream Oct 15. RHEL has fixes; Ubuntu's are still in testing.
TL;DR: Starting with Firefox 48, Mozilla is shipping its first production Rust code, with more to come! Mozilla ❤ Rust It's hard to believe it's been almost seven years since ...
In case you’ve been living under a rock the past few days, Kim Dotcom (of Megaupload infamy) has launched his new cloud storage site, Mega. Mega has an impressive sales pitch, promising secure cloud storage where only the user has the key to decrypt his or her files, and the encryption and decryption happens securely…
Set up a development environment that works for you, build native Windows apps, and create AI-powered and agentic experiences with Windows.
Certain Solid State Drive (SSD) models will experience data loss.
Porting Linux to Apple Silicon
ScyllaDB’s Glauber Costa explains how two new APIs, io_uring and eBPF, are changing the fundamental nature of Linux programming.
DirectX 12, NVIDIA CUDA, OpenGL and OpenCL acceleration are coming to the Windows Subsystem for Linux.
Today, June 21, 2022, Cloudflare suffered an outage that affected traffic in 19 of our data centers
Almost nine years ago, Cloudflare was a tiny company and I was a customer not an employee. Cloudflare had launched a month earlier and one day alerting told me that my little site, jgc.org, didn’t seem to have working DNS any more.
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