Family 🧵 1.

Concrete example of the difference between theory and practice in systems engineering: When we were designing the storage system at Dropbox (called "magic pocket") every new PhD graduate would say it was dumb to use a thousand-node MySQL cluster to store the mapping from file

BOOM! DeepSeek R1 has written ITSELF up to a 2.8X Speed Increase! Using just prompts a new way to deal with a part of the AI infrastructure, the Key-Value cache in Llama.cpp. Lets explore it: A recent pull request (PR) by Georgi Gerganov has introduced a major optimization in

What a milestone! We are happy and proud to announce the Apache Kafka 4.0.0 release! It’s the first release without Zookeeper, and so many other core improvements like the new consumer group rebalance protocol (GA) and Queues for Kafka (EA) to just mention a few… \1

Meta recently made a 1 character change to their codebase which saves the equivalent of ~15,000 servers in capacity per year 🤯

This sort of thing happens more than you'd think because someone goes "that really should be faster". (example: the xz utils malware) Segment changed 1 character of code and tripled the write throughput of the internal tracing storage infrastructure. Detailed blog post below:

Intuiting TLS

Blog: Intuiting TLS The thought process of starting with "I want to talk privately on the internet" & ending up on something that looks like TLS. kprotty.me/2025/04/01/int…

Burn your title

For the first time in my career, I’m building on cloud infrastructure instead of building it. I miss the simplicity of native hardware. Abstractions like Kubernetes, virtual disks and opaque network topologies introduce too many variables when building a low latency application

MCP uses JSON-RPC as its wire format. Why? 🤯

I guess I can post this now that the dust has settled. So one of my favorite things to do is give my coding agents more and more permissions and freedom, just to see how far I can push their productivity without going too far off the rails. It's a delicate balance. I haven't

Join me for this gRPConf India 2025! register.linuxfoundation.org/EvN7VV?sms=2&c… #gRPConf