Cerner DevCon 2017 tech talk

1. Web-Scale Principles for
Network Automation
@Russ_Starr
Sr Technology Architect
Cloud Network Engineering

2. Install Guidebook
Create your schedule & provide talk feedback Code: devconkc2017

3. Agenda
• What is Web-Scale?
• What is Network Automation?
• Context & Importance
• The life of Mainstream Enterprise vs Web-Scale Engineers

4. What is Web-Scale???

6. What is Network Automation?

7. The Principles
• Balancing Risk & Innovation
• Preferred hardware
• Processes & Workflows
• Automation in CI/CD Pipeline
• Monitoring, Visibility, Instrumentation
• People
• Knowledge

8. Where is this being applied?
Give me some context please!

9. Why is this Important?
OpEx QualityTech Debt

10. Philosophical Intersections
CI/CD SRE
Bi-
Modal
IT
Web
Scale
IT

11. Comparing the day of our two Engineers
Mainstream
Enterprise
Web-Scale

12. A day in the life of Tony Stark…
Common traits of a Mainstream Enterprise Engineer

13. Introducing Tony Stark…
Tony Stark, EIEIO #31337
Sr Network Ninja, Force Works
Tony.Stark@starkindustries.com | 816-201-1024

14. Avoid Risks…

15. Products > People
Engineers are an unavoidable expense

16. Time to buy some hardware!
Switch Product
Proprietary hardware chip
Proprietary Operating System
BGP OSPF LLDP BFD PIM IPX RIP PPoE 802.1x telnet MLAG Fabric X

17. Install / configure…

18. Monitoring / Visibility / Instrumentation

19. A day in the life of a web-scaler…
Wait for it…

20. Introducing Peter Parker…

21. Valued Skills of a Web-Scaler
Network
protocols
AutomationLinuxSoftware
Engineering
System
Design

22. Balancing Risk & Innovation

23. Balancing Risk & Innovation

24. Balancing Risk & Innovation

25. Time to buy some hardware!

26. Time to buy some hardware!
Commodity
Hardware
BGP LLDP BFD MLAG
Operating
System
Features ß Enable what you need.
Configuration
Management

27. Install / configure
Pull
request
Review
Merge
Deploy

28. Automation by default

29. Automatic > Automated

30. Built in tests
Using a CI/CD Pipeline…

31. 22% less time on unplanned work
Corona on the beach anyone?

32. Monitoring / Visibility / Instrumentation

33. Monitoring / Visibility / Instrumentation

34. Wrapping Up…

35. #cumulus
#ansible
#openstack

37. Network
Programmability
Meetup
(see uCern Connect)

38. Thank you!
Please provide feedback in the Guidebook app!

39. STEP 1
Navigate to “My
Schedule” in the
Guidebook App
STEP 2
Select the session you
want to review
STEP 3
Scroll to the bottom of
the session page and
select the Speaker
Feedback form
STEP 4
Share your thoughts and
submit
PLEASE LEAVE FEEDBACK!