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Amazon Time Sync Service
Discover more about what's new at AWS with Amazon Time Sync Service now makes it easier to generate and compare timestamps
Topics /
Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 6,943 posts.
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The Eternal Mainframe (2013)
The urge to replace the mainframe has reinvented the mainframe and its problems.
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The internet discovers TLA+. Now what?
A practical introduction to TLA+, why it matters for agentic coding, and how AI could take formal verification from models to machine-checked proofs and ultimately to verified software.
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Realtime encoding - over 150x faster
We are excited to announce real-time encoding, allowing videos to be encoded while they are still uploading and effectively making encoding 150 times faster!
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Raspberry Pi 4: Hardware accelerated video decoding (GPU) in Chromium
Following these steps, you will add hardware acceleration decoding capabilities to the Chromium web browser. This is an extension to the tutorial about DRM for Chromium on the Raspberry Pi. Videos from Amazon Prime, Netflix, Disney+, Youtube, etc. can be decoded using the Raspberry Pi GPU.
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Towards userspaceification of POSIX – part I: signal handling and IO
The Redox official website
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Casually removing root files
You’re walking at $HOME, minding your own business. $ whoami > user $ pwd > /home/user But something is bothering your feet. It’s like if a little rock has fallen into your shoe. You take it off, to see what’s going on. $ ls -lah ./left-shoe ---------- 1 root root 4 May 30 13:20 little-rock That’s odd. It’s there, but…
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File Systems, Data Loss and ZFS
KING138 hadir sebagai rekomendasi agen slot online dengan link daftar resmi, akses praktis, dan tampilan modern. Yuk, daftar sekarang dan rasakan betapa mudahnya bermain slot dengan link daftar terpercaya kami.
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OpenVMS 9.2 for x86 is finally available for hobbyists
Published: 09-04-2023 23:59 | Last update: 11-04-2023 22:29 | Author: Remy van Elst | Text only version of this article
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Counting bytes fast
An apparently trivial and uninteresting task nonetheless received some special optimization care within FSE : counting the bytes (or 2-...
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ZeroMQ: Modern & Fast Networking Stack
Berkeley Sockets (BSD) are the de facto API for all network communication. With roots from the early 1980's, it is the original implementation of the TCP/IP suite, and arguably one of the most widely supported and critical components of any operating system today. BSD sockets that most of us are familiar with are…
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TigerBeetle Core System Architecture: Deconstructing Performance Engineering
An in-depth technical analysis of TigerBeetle's core architecture, exploring how static memory allocation, zero-copy io uring interfaces, and Zig-based…
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Scaling the Facebook data warehouse to 300 PB
Visit the post for more.
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PipeWire and fixing the Linux Video Capture stack
PipeWire has already made great strides forward in terms of improving the audio handling situation on Linux, but one of the original goals was to also bring along the video side of the house. In fact in the first few releases of Fedora Workstation where we shipped PipeWire we solely enabled it as a tool...
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The Evolution of Caching Libraries in Go
For the last few years, I've been developing caching library, and today I'd like to talk about the evolution of caches in Go and where we stand today. Especially since Go 1.24 was officially supposed to focus on caching improvements, but I haven't heard much news about them - time to fix that .
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Making Postgres queues scale
Lessons learned from scaling Postgres-backed durable queues for users running tens of billions of workflows per month.
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OpenBSD Webzine Issue #2
Webzine created by volunteers who are passionate about the OpenBSD project development.
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Scaling Relational SQL Databases (2020)
A list of things that we can do when we need to scale a SQL database.
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Zombie Processes Are Eating Your Memory
Zombies probably won’t consume 32 GB of your memory like they did to me, but zombie processes do exist, and I can help you find them and make sure that developers fix them. Tool source link is at t…
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Leveraging Elixir's hot code loading capabilities to modularize a monolithic app
How hot code loading solves client-specific engineering problems in my startup Alzo
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GCC Specs: An Introduction
If you've ever used the GNU Compiler Collection (GCC) then you've worked with the gcc binary. For those who don't know, gcc is a driver, not a compiler. It runs the compiler/assembler/linker as required and coordinates the input and output between them. Use of the driver is so ubiquitous that everyone calls it the…
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Implementing a safe garbage collector in Rust
In my last post I introduced an Emacs Lisp VM I was writing in Rust. My stated goal at the time was to complete a garbage collector. I think Rust has some really interesting properties that will make building garbage collectors easier and safer. Many of the techniques used in my GC are not original and have been…
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Java Tuning in a nutshell
While delivering a training recently, I got a request to put together a JVM tuning cheat sheet. Given the 50+ parameters available on the ...
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Why I stopped releasing EasyOS as an ISO file
Some time ago I stopped releasing EasyOS as an ISO file, from then onward as a drive image file only. This has been contentious, and I receive emails from people lamenting the demise of the ISO. So, I should post some thoughts why I made this decision. Not an exhaustive rationale, just some thoughts while I think of…
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Linux – The beginning of the end?
Important article slash rant about the recent story involving Linus Torvalds and his behavior in the Linux kernel development circles, the subsequent apology, the fallout, and the disturbing implications and ramifications of the whole affair on the long-term survival of Linux as a whole