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Why is the DOS path character "\"?
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Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 6,945 posts.
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World's smallest Arc server
The frame below is being served was being served by the Arc language web server running on a SheevaPlug plug computer. (I've replaced th...
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Rethinking PID 1 (2010)
Posts and writings by Lennart Poettering
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Put that database in memory
Writings on artificial intelligence, personalization, recommendations, and the tech industry.
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Official Google Blog: Sorting 1PB with MapReduce
Insights from Googlers into our products, technology, and the Google culture
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Floating-Point Determinism (2013)
Is IEEE floating-point math deterministic? Will you always get the same results from the same inputs? The answer is an unequivocal “yes”. Unfortunately the answer is also an unequivocal “no”. I’m a…
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Differential Synchronization (2009)
Keeping two or more copies of the same document synchronized with each other in real-time is a complex challenge. This paper describes the differential synchronization algorithm. Differential synchronization offers scalability, fault-tolerance, and responsive collaborative editing across an unreliable network.
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John Resig Talk: Performance Improvements in Browsers
I gave a talk last week at Google (at the request of the excellent Steve Souders ) all about the performance improvements, and new APIs, that are coming in browsers. I cover the new browsers, their JavaScript engines, their JavaScript performance, and then do a whirlwind tour of their new DOM methods and some of their…
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Announcing WSL 2
WSL 2 is a new architecture that allows for dramatic file system performance and full system call compatibility in WSL using a Linux kernel.
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"Sequential programming is dead. So stop teaching it"
Browse, technical articles, tutorials, research papers, and more across a wide range of topics and solutions.
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Courgette: better binary diffing by understanding x86
Courgette landed in the Chromium tree a while ago but there's been no announcement, so here's my basic understanding.
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Iostat -x
My favorite Linux tool in DB work is ‘iostat -x’ (and I really really want to see whenever I’m doing any kind of performance analysis), yet I had to learn its limitations and prop…
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Measuring context switching and memory overheads for Linux threads
In this post I want to explore the costs of threads on modern Linux machines, both in terms of time and space. The background context is designing high-load concurrent servers, where using threads is one of the common schemes .
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