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
- Large Language Models can run tools in your terminal with LLM 0.26 - 27th May 2025
- Highlights from the Claude 4 system prompt - 25th May 2025
- Live blog: Claude 4 launch at Code with Claude - 22nd May 2025