Sliding-Window Spend Guard: the $47K Loop Per-Call Caps Miss
Sliding-Window Spend Guard for AI Agents: Catch the $47K Loop Per-Call Caps Miss A sliding-window spend guard sums what your agent has spent over the …
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Model Selection for Weibull Series Systems: When Simpler Models Suffice
When can you safely use a simpler model for a series system? I ran extensive simulation studies with likelihood ratio tests to get a quantitative answ…
Your Scraper Died at Row 12,000. The Rerun Pattern.
My scraper died at row 12,000 of 50,000, three hours in. The crash itself was cheap. A process gets OOM-killed, a quota trips, a machine reboots, it h…
Railway vs Fly.io: I Wanted More Control After Railway’s May 2026 Outage
TL;DR I no longer recommend Railway for serious production workloads after its recent pattern of incidents. Fly.io is not simpler, but it is one of th…
The Fire That Reached the Backups: The OVHcloud Strasbourg Data-Centre Fire, 2021
Tales from the Bare Metal — Episode 05 In the early hours of 10 March 2021, a fire began in a power room in Strasbourg. By morning an entire data cent…
Claude Code for Canary Deployments: How I Ship to 1% of Users Before Breaking Everything
I used to ship by faith. The change passed code review, the tests went green, the deploy button was right there, and I pressed it. Most of the time it…
How to Fix Slow DNS Lookup: A Complete Troubleshooting Guide
Every connection your application makes starts with a DNS lookup. When that lookup is slow — or fails entirely — the symptoms range from vague latency…
Семь раз посчитай — один раз урони: моделируем инциденты до деплоя
Ракету не отправляют в космос только потому, что её двигатель и насос успешно прошли стендовые испытания по отдельности. Перед стартом инженеры рассчи…