Troubleshooting 2 posts

Go ResponseHeaderTimeoutwhy a one-hour timeout died at 30 seconds

I thought putting a one-hour context.WithTimeout on a request meant it would wait up to an hour. It died at 30 seconds. The context made it all the way through; it just wasn't the only timer. And once I fixed the timer, the real problem turned out to be somewhere else.

Sep 7, 2026

From 300 calls to 1how I learned that optimization changes failure modes

Validation was dying on timeouts. Within 30 minutes I had an answer, "it's N+1, batch it," and it was only half right. Reaching the final design took two changes of direction, and since the process taught me more than the code, I'm writing it down.

Aug 14, 2026