The Biggest Trick Consultants Ever Pulled was Telling The World Continuous Delivery is Easy

Transcript

1. The biggest trick consultants ever pulled, was convincing the world continuous delivery is easy! Paul Stack http://twitter.com/stack72 mail: paul@paulstack.co.uk
2. About Me Infrastructure Engineer Reformed ASP.NET / C# Developer DevOps Extremist Conference Junkie
3. Background to this talk
4. Continuous Delivery …. is a set of practices and principles aimed at, building, testing and releasing software faster and more frequently.
5. 8 principles of Continuous Delivery The process for releasing/deploying software MUST be repeatable and reliable. Automate everything! If somethings difficult or painful, do it more often. Keep everything in source control Done means “released” Build quality in! Everybody has responsibility for the release process Improve continuously
6. 4 Practices of Continuous Delivery Build binaries only once Use precisely the same mechanism to deploy to every environment Smoke test your deployment If anything fails, stop the line!
7. Has anyone read this book?
8. So continuous delivery is only 5 years old??
9. Agile Manifesto “Our highest priority is to satisfy the customer through early and continuous delivery of valuable software"
10. Here we go…..
11. 1. Continuous Delivery is something only startups can achieve
12. 2. Continuous Delivery only works for NodeJS / Ruby / Go developers
13. 3. We can hire a consultant to help us implement ‘Continuous Delivery’
14. 4. Right click and deploy in your IDE is continuous delivery
15. 5. Continuous delivery is as simple as hooking github to our Azure / Heroku account…..
18. 6. Docker….
19. 7. DevOps means that we don’t need operations teams…
20. 8. Using chef / puppet / ansible means i am doing `DevOps`
21. 9. We can hire a DevOps team to create the jenkins jobs and bash scripts for deployment
22. 10. “I'm going to rub a little DevOps on that and make it better"
23. “How long would it take your organisation to deploy a change that involved just one single line of code? Do you do this on a repeatable, reliable basis?” Implementing Lean Software Development Mary Poppendieck
24. Value Stream Map
25. “Until your pretty code is in production, making money, or doing whatever it does, you’ve just wasted your time” Chris Read @cread #LondonCI
26. To improve we need to measure…
27. The rise of DevOps…..
29. October 30 - 31, 2009 Ghent, Belgium Developers + System Administrators for 2 days = DevOpsDays
34. So what actually is DevOps?
35. “DevOps is not about learning each other's job, it's understanding the money is made when software is actually running in production.” Dave Mangot @davemangot
36. ‘The 3 ways’ • Systems thinking • Amplify Feedback loops • Culture of Continual Experimentation and learning
37. The first way…
38. Understanding Work.. • Business Projects (search, UI improvements) • Internal Projects (architecture changes) • Changes (deployments, schema updates) • Unplanned work (downtime, investigations)
39. The second way…
40. We found that when we woke developers up at 2am, defects got fixed faster! -Patrick Lightbody CEO, Browsermob
41. The third way…
43. We are *all* part of the same team!
44. Image by John Turner of PaddyPower.com
45. Configuration Management
46. Immutable Infrastructure
47. Immutable Infrastructure
48. Disposable Infrastructure
49. Logging
51. Metrics
52. Monitoring
53. Orchestration
54. Data Center as Code?
55. Disaster Recovery?
57. The Benefits of Continuous Delivery & DevOps • High Performing IT Teams are more Agile! • High Performing IT Teams can recover faster! • High Performing IT Teams can experiment more! https://puppetlabs.com/sites/default/files/2014-state-of-devops-report.pdf
58. Continuous Delivery means better products for your customers!* * Customers can be internal or external
59. Questions?
60. Paul Stack @stack72