Otávio Carvalho @otavioccc
Yet another software bricklayer. otavio.cat Barcelona, Catalunya Joined January 2023-
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I remember when I was young - my first year at Red Hat, I sat down with one of our most senior engineers, avid to learn, and asked him if it was more important to read code, or write code, if I wanted to become a great programmer. This was especially important for Linux, which…
Its July, and interesting LLM workflows still do not belong in the IDE. IDEs are for humans. They don't belong directly in your terminal either, your terminal is also for a human. They need their own development environment.
Visualizing search in a B+tree. Coming soon to the internet near you.
RustでLinuxファイルシステムが実装できるようになるのはまだまだ先になりそう。Rustサポートのメンテナーの1人が辞めました。彼のメールから判断するに、ファイルシステム用Rust APIをマージするため関係者との議論(曰く、nontechnical nonsense)にうんざりした模様。 lore.kernel.org/lkml/202408282…
The @ClickHouseDB paper is now out vldb.org/pvldb/vol17/p3… Lightening Fast Analytics for Everyone!
It took three years to finish, but our follow-up to the 2006 "What Goes Around Comes Around" is finally out! Stonebraker and I examine the last 20 years in databases and discuss why relational databases + SQL will continue to remain on top. 📄PDF: db.cs.cmu.edu/papers/2024/wh…
New blog post, on our paper about Aurora Serverless V2 "Resource Management in Aurora Serverless": brooker.co.za/blog/2024/07/2… What I loved about this project was being able to innovate at all levels of the stack, from the hypervisor all the way to region-scale clusters.
Great deep dive from @NetflixEng on troubleshooting concurrency issues with virtual threads on Java21. netflixtechblog.com/java-21-virtua…
Found some time to add scene collisions to my Vision Pro playground, and I did not expect this level of accuracy!
The secret to operability is to build single-node, single-threaded control planes that can be offline for days, and super dumb immutable data planes that do the same thing over and over.
🤖 Watch me talk to an AI-version of me As a reminder, I am building a bot (TerifAI) that can steal your voice. For s5, my toy is a friendly (for now), conversational AI WITH MY VOICE. Check out the video and try it out yourself! Bot was built with @pipecat_ai (deepgram, gpt…
New blog post, on the "you don't need distributed systems" meme, and the idea that distributed systems are only about scale: brooker.co.za/blog/2024/06/0… Short version: scale is only a tiny part of what makes distributed systems interesting and useful.
I’m kind of inspired watching @alexei_ast talk, although I watched it quite late, about the evolution of BPF as a case study of working with the community.. this is a video I’d share with anyone asking the question “how do I merge my crazy idea”: youtu.be/DAvZH13725I?si… (1/)
Distributed snapshots are cool! This is a quick overview: blog.fponzi.me/2024-05-30-dis…
me in college: textbooks? eww, i can just learn everything on blogs & stack overflow me now: textbooks? omg finally a curated, authoritative reference on X topic
My review of "Timestamp as a Service, not an Oracle". A fun new distributed algorithm that ensures N servers provide increasing values, without talking to each other, even if some of them crash. emptysqua.re/blog/review-ti…
Columnar file formats like Parquet/ORC are ubiquitous. Our VLDB paper with @XinyuZeng218 + @huanchenzhang + @wesmckinn studies their internals. TLDR: They're not optimized for modern hardware. Something new is needed. Paper: vldb.org/pvldb/vol17/p1… Code: github.com/XinyuZeng/Eval…
Our weekly reminder that achieving Linearizability (or the closest we can to it) never comes for free: aphyr.com/posts/313-stro…

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