The C10M Problem in 2026: Why Your 128-Core Server Still Can't Handle 10 Million Packets Per Second
When packet rates surpass 2 million per second, the Linux network stack simply gives up. It's like your …
#Performance
The Rust Async Trap Everyone Steps On Once
It compiles. It runs. It even passes stress tests... until production catches fire. Let's talk about that …
gRPC is 10x Faster Than REST? Why Your Team Hasn't Switched
gRPC can indeed be much faster than REST, but most teams are right to stick with REST. Let's talk about the …
Frontend Performance Optimization: I Replaced Axios With 25 Lines of Vanilla JS
Discovered that 13KB Axios is just a fetch wrapper. Using 25 lines of vanilla JS to achieve the same …
PostgreSQL 18 vs Redis: The Day I Realized Our Cache Layer Was Optional
PostgreSQL 18's async IO and skip scan made our database so fast that Redis caching became optional. Three …
The Memory Layout Trick That Turns Rust Structs Into Cache Miss Monsters
Think field order doesn't matter? Wrong. How you arrange fields in a Rust struct can make your code 10x …
The Secret to 10x Rust Performance: Stop Cloning, Start Borrowing
Why is your Rust code running like a snail? You might be using clone() too much. This article explains how …
Python Finally Got Fast: JIT Compiler Makes Code Performance Take Off
Python 3.15 introduces a native JIT compiler that delivers 20% performance improvements without changing a …
Rust 1.90 Upgrade Crash Report: My Codebase Didn't Make It
Performance tanked after upgrading to Rust 1.90? Here's why and how to claw it back.
Will WASM + Rust Replace Linux Containers? Performance, Security, Cold Starts, and Trade‑offs
Plain‑English notes and references for WASM + Rust vs Linux containers: performance, security, cold starts, …