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The most popular blog posts about systems & performance on Hacker News. 6,942 posts.
Hello everyone! It has been nearly three years since I last wrote to this blog. Fortunately, that does not mean Wayfire’s development has stopped! Quite the opposite, in fact I am happy to announce the release of Wayfire 0.8.0. There have been many changes and plugin API breakages since the Wayfire 0.7.x series, so I…
So what is ASP.NET vNext ? Microsoft have recently released a preview of the next iteration of their ASP.NET platform. I’m not going to go into …
We investigate how the data cache influences the performance of your program, talk about ways for you to write faster programs by better leveraging the data cache.
Note: This post is only kept up for historical reasons. The current ExaGear EULA doesn’t allow using ExaGear outside of Huawei Kunpeng processors.
I did tell you not to do that.
A worked out example of different job queueing semantics and how they affect workloads.
As soon as the Boot to Gecko (B2G) project was announced in July 2011 I knew it something I wanted to contribute to. I'd already been working on the idea ...
If you just want to get in touch, you can talk to me in an emailwardly fashion here .
How I got nerd sniped into benchmarking legacy x86 instructions
Bioinformatics, genomics, and Javascript
Dash knows your context, your team, and your work, so your team can stay organized, easily find and share knowledge, and keep projects secure, all from one place.
Some people may think some of my past posts get into the weeds, exploring the technical depths of Windows Autopilot, Intune, Windows 10, ConfigMgr, etc. But I would say those generally only g…
After nearly two years in development and countless hours of testing, we’re pleased to announce the stable release of Qubes OS 4.0! Major changes in version 4.0 Version 4.0 includes several fundamental improvements to the security and functionality of Qubes OS: The Qubes Admin API Qubes...
In this month’s episode of the Functional Futures podcast, our guest is Bernard Kolobara – the creator of Lunatic, an Erlang-inspired runtime for WebAssembly. Listen to the episode to find out how Erlang's guiding principles helped Bernard create a runtime that's fast, robust, and scalable.
I am on a number of different compiler mailing lists. One of those is the mailing list for the Tiny C Compiler . Imagine my surprise when a recent email mentioned our latest series and suggested trying a similar approach to improve the code generator in TCC. I was interested to see if there were any low-hanging fruit…
A portfolio of HPC tools help data scientists, researchers, and developers efficiently build cross-architecture applications.
At the heart of Meltwater’s and Fairhair.ai’s information retrieval systems lies a collection of Elasticsearch clusters containing billions of social media posts and editorial articles. The index shards in our clusters vary greatly in their access pattern, workload and size which presents some very interesting…
The Bhyve FreeBSD hypervisor (called/spelled ‘beehive’ usually) was created almost 10 years ago. Right now it offers speed and features that other similar solutions provide – such…
The Pico Cray is a cluster of 8 Picos and a controller Pico. All Picos are connected in parallel by an I2C bus. The controller is designated by one GPIO being held low, the processor Pico’s addresses are allocated automatically. The Controller Pico has a 320x240px display connected by SPI and a couple of buttons. ……
Adventures in leveling up our API rate limiting infrastructure
