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
- Writing about Agentic Engineering Patterns - 23rd February 2026
- Adding TILs, releases, museums, tools and research to my blog - 20th February 2026
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