Continuous Deployment
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Slides from my talk on continuous deployment at the sf selenium meetup
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Continuous Deployment
- 1. Continuous Deployment (http://) Timothy Fitz (.com)
- 2. Quick Survey
- 3. Overview Problems Pillars Practices
- 4. Problems in Software Development Regressions Readiness ODD
- 5. Regressions
- 6. Readiness
- 13. The Wild West
- 15. +Automated Tests
- 16. Automated Tests Unit Tests Integration Tests Regression Tests
- 18. Follow Every Test Failure
- 20. Slow query
- 22. Immunization
- 23. Timebomb
- 27. Practices Code-specified Feature Rollout Root cause every production failure
- 28. Humans? Business Facing Support Programming Critique Product Technology Facing -Poppendieck
- 29. Rollout Process
- 30. Regression in production? Trace the path Five whys
- 31. How do you get there? Know that it’s possible. Start small, today. Go for incremental benefit.
- 32. Q&A
Notes de l'éditeur
- Introduce self.Thank people.Did not invent CD, props to IMVUBottom line: I’m giving this talk because I want people to ship faster.
- Show of handsHow many are agile?Who is using Continuous Integration?Everyone raise your hands. If you haven’t shipped in the last 2 years put your hands down.12 month. 6months. 2 months. 1 months. Make sure to, for the camera and the audience, say approximately what’s going on.3wk? 2wk? 1wk? Daily? More frequently?
- Waste around bugs, both those you forgot to fix and those you fixed that didn’t matter.
- “Non-functional requirements”Transition: ODD
- HiPPoSide note: stock photo not ironic msftTransition: So what’s the answer?
- Give definition of CD.It’s about information.Transition: CD is a highway at it’s best, 75mph, no stopping.
- Continuous Integration is a prerequisite
- Fundamentally what is CD? Ship live as fast as possible.
- Defeated by the typo/off-by-one error
- Code, Class, Specific CauseForces great test coverageTransition: Now you have to listen to your system
- Can’t afford to roll through red lights.Sounds like more work and initially it isPays ofTransition: permission to rock
- Measure everything importantMeasure hostsMeasure business metricsDark launchFree to make mistakesSafety netBe more aggressiveWrench: Schemas? Schema-less, RethnkDB, key-value on top of MySQL (Friendfeed)
- How bug free should the product be?
- Transition: The most common question I get: is there no QA staff anymore?
- Interest in Selenium lessons learned talk