How a live LLM+MCP diagnostic session found a hidden ArrayPool<byte>.Shared cross-thread contention point that no static analyzer would ever flag — and why the fix had nothing to do with adding a lock.
How a 15-minute chat with an LLM found a hidden ArrayPool<byte>.Shared
contention point that no static analyzer would ever flag — and why the fix
had nothing to do with adding a lock.
The ticket
"CPU on market-data-gateway climbed ~20% after we added a broadcast fan-out
TL;DR: A chunk of our EC2 build agents got slow at the same time every afternoon. No CPU pressure, no...
The Problem We Were Actually Solving We ran an in-memory leaderboard service for a competitive event...
TL;DR: Running LLM evaluations on every PR will burn your GPU budget faster than you can blink. We...
The Problem We Were Actually Solving It wasnt supposed to be a language swap. We had built...
hat "rare" bug that looks intermittent but is actually deterministic. It is just waiting for your...
What we shipped on 2026-07-03 We spent today fighting a ghost in our GPU orchestration, starting...
