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SUSE is forking RHEL
SUSE Preserves Choice in Enterprise Linux by Forking RHEL with a $10+ Million Investment
Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 2,560 posts.
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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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Do not change Linux files using Windows apps and tools
Update - May 2019 Windows 10 version 1903 has now been released and allows an important update to WSL that allows Windows applications and tools to access
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Achieving 100k connections per second with Elixir
In this article, we explain how to scale Elixir to handle 100k connections per second.
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The cost of parsing JSON
The dominant costs of processing JavaScript are download and CPU execution time.
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Many small queries are efficient in SQLite
200 SQL statements per webpage is excessive for client/server database engines like MySQL, PostgreSQL, or SQL Server.
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How to receive a million packets per second
Last week during a casual conversation I overheard a colleague saying: "The Linux network stack is slow! You can't expect it to do more than 50 thousand packets per second per core!"
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Hunting for Nginx alias traversals in the wild
Research beyond the obvious
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AWS Fargate – Run Containers Without Managing Infrastructure
Containers are a powerful way for developers to develop, package, and deploy their applications. At AWS we have over a hundred thousand active ECS clusters and hundreds of millions of new containers started each week. That’s 400+% customer growth since 2016. Container orchestration solutions, like Amazon Elastic…
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Successful second round of fusion experiments with Wendelstein 7-X
The experiments conducted from July until November at the Wendelstein 7-X fusion device at the Max Planck Institute for Plasma Physics (IPP) in Greifswald have achieved higher values for the density and the energy content of the plasma and long discharge times of up to 100 seconds – record results for devices of the…
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Volvo is using Rust for its in-vehicle software
An interview where we talk about how we use embedded Rust in our coming car projects.
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Dramatically reduced power usage in Firefox 70 on macOS with Core Animation
In Firefox 70 we changed how pixels get to the screen on macOS. This allows us to do less work per frame when only small parts of the screen change. As a result, Firefox 70 drastically reduces the …
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Flow browser passes the Acid tests
Ekioh's multithreaded, parallel, Flow browser passes all three Acid tests.
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We replaced H.264 streaming with JPEG screenshots (and it worked better)
Or: How JPEG Screenshots Defeated Our Beautiful H.264 WebCodecs Pipeline
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Cloudflare outage on July 17, 2020
Today a configuration error in our backbone network caused an outage for Internet properties and Cloudflare services that lasted 27 minutes. We saw traffic drop by about 50% across our network.
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Memory Integrity Enforcement
Memory Integrity Enforcement (MIE) is the culmination of an unprecedented design and engineering effort spanning half a decade that combines the unique strengths of Apple silicon hardware with our advanced operating system security to provide industry-first, always-on memory safety protection across our devices …
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New In Postgres 12: Generated Columns
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.
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Meta’s renewed commitment to jemalloc
Meta recognizes the long-term benefits of jemalloc, a high-performance memory allocator, in its software infrastructure. We are renewing focus on jemalloc, aiming to reduce maintenance needs and mo…
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Wendelstein 7-X: Gigajoule energy turnover generated for eight minutes
After successful recommissioning in autumn 2022, the Greifswald nuclear fusion experiment has surpassed an important target.
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OpenGL 3.1 on Asahi Linux
Porting Linux to Apple Silicon
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How OpenAI delivers low-latency voice AI at scale
How OpenAI rebuilt its WebRTC stack to power real-time Voice AI with low latency, global scale, and seamless conversational turn-taking.
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Oxide Computer Company: Initial boot sequence
Introducing the Oxide Computer Company!
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Quantized Llama models with increased speed and a reduced memory footprint
As our first quantized models in this Llama category, these instruction-tuned models retain the quality and safety of the original 1B and 3B models, while achieving 2-4x speedup.
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Why did Windows 7 log on slower for months if you had a solid color background?
It's waiting for Godot and eventually gives up.
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Cloudflare servers don't own IPs anymore so how do they connect to the internet?
In this blog we'll discuss how we manage Cloudflare IP addresses used to retrieve the data from the Internet, how our egress network design has evolved, how we optimized it for best use of available IP space and introduce our soft-anycast technology