DevOps & SRE: Two Cultures, Coming Together, Facing Each Other

Transcript

1. How many of you are familiar with Site Reliability Engineering (SRE)?
2. How many of you are familiar with DevOps?
4. DevOps & SRE Two Cultures Coming Together Facing Each Other
5. Jaakko Pallari Lead SRE Consultant @ Polar Squad Former SRE team lead @ Disney Streaming @lepovirta
7. CI Monitoring Servers Backend code Frontend code Databases
8. Dev Ops I’ll just take care of the software I’ll polish my servers
9. Dev Ops I’ll just take care of the software I’ll polish my servers Disjointed views of the product ⇒ product doesn’t reach its full potential
10. Dev Ops DevOps I’ll develop and deliver the software Let’s make sure flow of software and feedback is rapid I’ll make sure Devs have an environment to deploy to
11. frequent delivery shortened lead time leveraging automation breaking silos
12. https://landing.google.com/sre/sre-book/toc/
13. SRE! starting from principles
14. Embracing Risk http://gunshowcomic.com/648
15. Service Level Objectives (SLO) https://thenib.com/this-is-not-fine
16. SLO ⇒ Error Budgets
17. “When do we break things?"
18. Moving as fast as possible within the Error Budget
19. Observability
20. Automation Humans don’t scale well. Computers do.
21. Simplicity Simple = Boring = Good
22. Cloud CI Networking Software Databases CD On-Premise Testing
23. Sharing Ownership
24. Alerting Plan for Redundancy Load balancing Managing Incidents Monitoring Self-healing systems ...and more
25. Alerting Plan for Redundancy Load balancing Managing Incidents Monitoring Self-healing systems ...and more
26. Automation, monitoring, sharing… smells like DevOps!
27. DevOps SRE Reducing silos ✅ ✅ Accepting failure as normal ✅ ✅ Gradual changes ✅ ✅ Measuring everything ✅ ✅ Automation ✅ ✅ Responding to feedback ✅ ✅
28. Dev Ops DevOps I’ll develop and deliver the software Let’s make sure flow of software and feedback is rapid I’ll make sure Devs have an environment to deploy to
29. Dev Ops SRE DevOps I’ll develop and deliver the software Let’s make sure flow of software and feedback is rapid I’ll make sure things are running as reliable as needed I’ll make sure Devs have an environment to deploy to
30. class SRE implements DevOps
31. the tools are the same
32. DevOps Optimize the flow of value from idea to production SRE Optimize the flow of value from idea to production within set limits
33. SRE is prescriptive DevOps is not 1. Risk management 2. SLO 3. Error Budget 4. Observability 5. Managing toil 6. Automation 7. ... 8. ...
36. SRE & DevOps Needs your support!
37. DevOps & SRE Two Cultures Coming Together Facing Each Other
38. DevOps & SRE Two Cultures Coming Together Facing Each Other But they are ~one
39. https://www.popcultureshocktoys.com/en/conan-the-barbarian-13-scale-statue-classic thank you