_mm_pause()

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_mm_pause()

_mm_pause()

@_mm_pause

false sharing enjoyer touching the metal since before hyperthreading was a mistake @_mm_pause() can create a Race Condition where he wins both times

Katılım Aralık 2025
26 Takip Edilen6 Takipçiler
Cursor
Cursor@cursor_ai·
Composer 2 is now available in Cursor.
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TigerBeetle
TigerBeetle@TigerBeetleDB·
We processed a trillion transactions to test TigerBeetle’s scale...
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_mm_pause()@_mm_pause·
@glcst @tursodatabase this is refreshing. i appreciate how you care about quality. making people show they've actually wrestled with the llm output, iterated, and cared to produce something worth reviewing. it's honest and still leaves the door open for contributors. thanks for sticking with oss
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Glauber Costa
Glauber Costa@glcst·
We at @tursodatabase have also been recently flooded by slop PR submissions that DDoS our reviewers time. It is easier than ever to just slopfork stuff... Is Open Source dead? Not for us. We are more OSS than ever, and doubling down. We see Open Source as a way to give a seat at the table to the people who do the work to push a project forward. So the only difference is that what is "work" changed. Writing code is free, and just writing code does not give anyone a claim on our maintainers' time. But many other things do. Drawing from our experience in the Kernel, and how we think about it from first principles, I wrote some clarifications on our OSS policy today. Link 👇👇👇
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_mm_pause()@_mm_pause·
99% of what we build was already solved 30–60 years ago we're just reimplementing bell labs / xerox parc / berkeley / mit ideas with: worse cache behavior more indirection prettier error messages new langs and frameworks mostly shuffle syntax, ownership models, and gc flavors
Govind@DeepknowledgeU

Dusted this out of my mini library after probably what, 10 years ? I wonder if the Node event loop was inspired by the softirq mechanism as they sound very similar (especially the tasks that can call themselves recursively)

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Dmitrii Kovanikov
Dmitrii Kovanikov@ChShersh·
Unsolicited advice: 1. Do what you want. 2. You'll regret it anyway. So no point in worrying now. The best way to learn is to make mistakes. Your path is unique. Nobody has the same life as you. So nobody can tell you what to do. You won't know what to do in the future. But from the future, you'll know what you did wrong in the past. There's no way to avoid that. And only by pursuing your passion and dreams, you minimise regret. Pursuing your dreams is never a wasted effort. You might discover you had wrong dreams. But it's better than having a dellusion the whole life.
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_mm_pause()@_mm_pause·
Ehhhh nothing happening here
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_mm_pause()@_mm_pause·
@ChShersh the same happened to me, so I deleted the Windows partition
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Dmitrii Kovanikov
Dmitrii Kovanikov@ChShersh·
So, I just discovered that if you haven't opened your Lenovo Windows laptop in a year, fully updating it takes 2 hours and 5 restarts.
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Dwayne
Dwayne@CtrlAltDwayne·
The best argument for Rust in 2026 is not memory safety or performance. It is that AI writes better Rust than it writes C++. The compiler feedback loop is so tight that models self-correct in real time. Every error message is a free training signal. Rust was accidentally designed for AI-assisted development 10 years before anyone knew that mattered.
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_mm_pause()@_mm_pause·
@jorandirkgreef fair point! zig definitely made tigerstyle what it is. my main takeaway is just that an incredible team + vision is the ultimate baseline. you guys are doing top tier engineering, just like firedancer in c and scylladb in c++
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Joran Dirk Greef
Joran Dirk Greef@jorandirkgreef·
@_mm_pause To be fair, we couldn’t have built TigerBeetle the way it is, if not for Zig. Not with the same fidelity. For example, the zero copy intrusive memory or comptime patterns we use everywhere would have been harder if not impossible.
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_mm_pause()@_mm_pause·
I dislike language wars. language is only 1% of what matters. in systems programming, it's the team & engineering that count. look at tigerbeetle & bun great engineers drive huge impact. those projects could’ve easily been built in c, c++, or rust
'(Robert Smith)@stylewarning

I'm overhearing a FAANG tech meeting about how this 10?-year product written in C is being transitioned ("modernized") to C++. Started by changing to a C++ compiler, and slowly rewriting to use classes/exceptions, &c. It's been 3 months, and the C++ service keeps failing in prod.

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Street Coder
Street Coder@StanleyMasinde·
The 'Zero-Cost Abstractions' promise in Rust means you don't pay for what you don't use. It allows us to write high-level code that compiles down to tight assembly.
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Cloudflare Developers
Cloudflare Developers@CloudflareDev·
Introducing the new /crawl endpoint - one API call and an entire site crawled. No scripts. No browser management. Just the content in HTML, Markdown, or JSON.
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beginbot 🃏
beginbot 🃏@beginbot·
Mark Zuckerberg acquiring AI companies
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Dmitrii Kovanikov
Dmitrii Kovanikov@ChShersh·
Me: "How many meanings of 'const' do you have?" C++: "Yes"
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_mm_pause()@_mm_pause·
@blelbach that got compressed into the compiler/transpiler stack. c++-as-human-kernel-foundation era is over. abstraction wins, zero-cost when done right will we hear breaking news some ai lab did ptx hand-shackening? yes. there is never a smart enough compiler
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_mm_pause()@_mm_pause·
@blelbach thread got baited defending c++ as immortal kernel lang when bryce just states facts. most gpu cycles shifting to python dsls (triton/cutile/etc) that lower directly to llvm/mlir/tileir/ptx—no .cu or c++ source emitted anymore the old write-python→generate-cuda-c++→nvcc layer
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Bryce Adelstein Lelbach
Bryce Adelstein Lelbach@blelbach·
I predict in the near future, the majority of GPU cycles in the world will execute code written in Python DSLs that lower to machine code without going through C++. Triton, JAX/Pallas, torch.compile, cuTile, CUTE DSL, etc The era of C++ and C as the foundational layer is over.
lyv ⌘@wholyv

What if C++ was used for machine learning instead of Python. given C++ evolved to allow that. I wonder how faster, our AI models would be these days.

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Dmitrii Kovanikov
Dmitrii Kovanikov@ChShersh·
Interview question: You have 1B+ text messages of size 1-500 symbols stored in an SQL database. How do you quickly search for all messages containing all words from a given list?
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_mm_pause()@_mm_pause·
@wholyv Watch this video: youtube.com/watch?v=lv03NA… It answers your question about what if everything was written in Python. The question "Is Python slowing us down?" turns out to be true.
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lyv ⌘
lyv ⌘@wholyv·
What if C++ was used for machine learning instead of Python. given C++ evolved to allow that. I wonder how faster, our AI models would be these days.
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