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The most popular blog posts about systems & performance on Hacker News. 2,560 posts.
Imagine waiting for your flight at the airport. Suddenly, an important business call with a high profile customer lights up your phone. Tons of background noise clutters up the soundscape around you…
By Jose Fernandez, Sebastien Dabdoub, Jason Koch, Artem Tkachuk
Cloudflare Research is building a global consensus service called Meerkat that uses a new consensus algorithm called QuePaxa. We plan to use Meerkat to build a strongly consistent, fault-tolerant key-value store, and other applications.
Unleashing Film Grain Synthesis on Netflix and Enhancing Visuals for Millions
News and insights on the Android platform, developer tools, and events.
pgDash is an in-depth monitoring solution designed specifically for PostgreSQL deployments. pgDash shows you information and metrics about every aspect of your PostgreSQL database server, collected using the open-source tool pgmetrics.
GPU code can now use Rust's standard library. We share the implementation approach and what this unlocks for GPU programming.
Summary of the changes and new features merged in the Linux kernel during the 3.7 development cycle
So, there's this function. It's called a lot. More importantly, all those calls are on the critical path of a key user interaction. Let's talk about making it fast.
Update (2017/06/12): Added BenchmarkDotNet blog post link. There are many exciting aspects to .NET Core (open source, cross platform, x-copy deployable, etc.) that have been covered in posts on this blog before. To me, though, one of the most exciting aspects of .NET Core is performance. There’s been a lot of…
A recent blog post posed the question Why do we use the Linux kernel's TCP stack?. It triggered a very interesting discussion on Hacker News.
Recent optimizations in Tailscale improve UDP throughput, boosting performance for QUIC, HTTP/3, and other UDP-based applications on Linux.
Notion engineers sped up Notion's browser speed with WASM SQLite
Users on 64-bit Windows who download Firefox can get our 64-bit version by default. That means you get a more secure version of Firefox, one that also crashes a whole lot less . How much less? In our tests so far, 64-bit Firefox reduced crashes by 39% on machines with 4GB of RAM or more.
I'm really proud to announce the first release of the Socket.IO C++ Client on GitHub!
Canonical and Amazon Web Services have been working closely together to create the best experience of the world’s most popular cloud OS, on the world’s most popular public cloud. Official Ubuntu guest images have been available on AWS for years, and underlie the majority of workloads on the service—whether you use the…
This post discusses an atypical GPL violation. Unlike most GPL violations Conservancy faces, in this case, a third-party entity holds a magic wand that can instantly resolve the situation. Oracle is the primary copyright holder of ZFS, and, despite nearly eight years (going back to the days of Sun's control of the…
Today, SiFive introduces the new HiFive platform for professional RISC-V developers, the HiFive Unmatched! The HiFive Unmatched enables developers to create the RISC-V-based software they need for RISC-V platforms. From real-time operating systems to custom Linux distributions, and the compilers, libraries, and…
Cloudflare's jpegtran implementation was optimized for Intel CPUs. Now that we intend to integrate ARMv8 processors, new optimizations for those are required.
After noticing a worrying pattern in Gitaly's performance, we uncovered an issue with fork locking affecting virtual memory size. Here's how we figured out the problem and how to fix it.
A novel technique for implementing dynamic language interpreters in Go, applied to the Vitess SQL evaluation engine
If you love exploit mitigations, you may have heard of a new system call named mseal landing into the Linux kernel’s 6.10 release, providing a protection called “memory sealing.” Beyond notes from the authors, very little information about this mitigation exists. In this blog post, we’ll explain what this syscall is…
XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and…
AWS announced new servers with Arm-powered Graviton2 processors. How do they stack up vs. x86-powered instances, and is Arm ready for server domination?
An interactive guide to retrying requests: why naive retries overload a failing service, and how exponential backoff and jitter fix it.
Discover how Apache Spark can join a billion rows per second on a laptop, showcasing its powerful data processing capabilities.
