Playbooks & production notes

Stability, page 3

Reliability practices for finding silent failures, handling third-party errors, keeping useful logs, and recovering an AI-built app.

Stability

What is a site reliability engineer, what the role actually does, and what a five-person SaaS needs instead of hiring one

15 min read
Stability

Application monitoring best practices for a small SaaS: the signals worth watching and the smallest setup that covers them

18 min read
Stability

How to clear Docker logs safely: where Docker keeps them, how to read them, and how to stop them filling the disk

15 min read
Stability

The Flask logger and FastAPI logging: one JSON format for a Python web app, and getting it out of the container

21 min read
Stability

How can you prevent insufficient logging and monitoring? The OWASP A09 gap, an audit checklist and a policy template

18 min read
Stability

How to do logging in a web app: one event shape, a correlation id on every line, and what must never reach a log

18 min read
Stability

Logging and monitoring for a small SaaS: the eight controls that tell you when something breaks

14 min read
Stability

Prometheus metric types for a small SaaS: what to count, what to time, and the queries that read it

19 min read
Stability

Sentry vs Datadog, or the free tier: picking logging and monitoring tools for a small SaaS, and what they cost

28 min read
Stability

Is It Normal For My App To Have This Many Bugs?

20 min read
Stability

Claude Code 500 Error: Is It Anthropic, and Is Your Work Gone?

20 min read
Stability

Fix My Vibe Coded App: Match What You See to What It Usually Is

22 min read
Stability

Invalid API Key: Which of Your Keys Broke, and Where It Lives

21 min read
Stability

Lovable Integrations: What Connects, and Where Each Join Breaks

22 min read
Stability

OpenAI API Timeout: Why Your App's AI Feature Hangs, Then Fails

19 min read
Stability

Stuck on a Bug the AI Cannot Fix? What the Next Ten Attempts Cost

21 min read
Stability

Lovable Revert Not Working? Get Back to the Last Version That Worked

17 min read
Stability

My App Is Broken and I Have Paying Customers

18 min read