22nd June 2018 - Link Blog
The Four Golden Signals. “The four golden signals of monitoring are latency, traffic, errors, and saturation. If you can only measure four metrics of your user-facing system, focus on these four.”—from the excellent (and free) Google Site Reliability Engineering book.
Recent articles
- The new GPT-5.6 family: Luna, Terra, Sol - 9th July 2026
- sqlite-utils 4.0, now with database schema migrations - 7th July 2026
- sqlite-utils 4.0rc2, mostly written by Claude Fable (for about $149.25) - 5th July 2026