Containers will not fix your broken culture (and other hard truths) - OhioLinux

1. @bridgetkromhout #ohiolinux
Containers will not fix
your broken culture
(and other hard truths)

2. @bridgetkromhout #ohiolinux
lives:
Minneapolis,
Minnesota
works:
Microsoft
podcasts:
Arrested
DevOps
organizes:
devopsdays
Bridget Kromhout

3. @bridgetkromhout #ohiolinux
aka.ms/
awesomejobs
my usual beat:
cloud, containers,
k8s (and we’re
hiring!)
Image credit:
Ashley McNamara

4. @bridgetkromhout #ohiolinux
Computers are easy;
people are hard

5. @bridgetkromhout #ohiolinux
Massively scalable fault-tolerant
distributed systems require a
significant engineering effort to build
and operate; complex socio-technical
systems are even more challenging.
Computers are easy;
people are hard

6. @bridgetkromhout #ohiolinux

7. @bridgetkromhout #ohiolinux
tech patterns, anti-patterns, and clichés

8. @bridgetkromhout #ohiolinux
1. Tech is Not a Panacea
2.
3.
4.
5.
five tech truths

9. @bridgetkromhout #ohiolinux
Image credit: Jean-Marc Côté

10. @bridgetkromhout #ohiolinux
The Wall of Confusion

11. @bridgetkromhout #ohiolinux
The Wall of Confusion
yolo nope

12. @bridgetkromhout #ohiolinux

13. @bridgetkromhout #ohiolinux

14. @bridgetkromhout #ohiolinux

15. @bridgetkromhout #ohiolinux
ops problem now?
Image credit: Vasamuseet

16. @bridgetkromhout #ohiolinux
1. Tech is Not a Panacea
2. Good Team Interactions: Build, Because You Can't Buy
3.
4.
5.
five tech truths

17. @bridgetkromhout #ohiolinux

18. @bridgetkromhout #ohiolinux
two-pizza silo

19. Image credit: James Ernest
@bridgetkromhout #ohiolinux

20. Image credit: Wikipedia
“Any organization that designs a system…
will produce a design
whose structure is a copy of
the organization's
communication
structure.”
Mel Conway
@bridgetkromhout #ohiolinux

21. @bridgetkromhout #ohiolinux
“Any organization that designs a system…
will produce a design
whose structure is a copy of
the organization's
communication
structure.”
Mel Conway

22. @bridgetkromhout #ohiolinux
“we only communicate
through APIs”

23. @bridgetkromhout #ohiolinux
five tech truths1. Tech is Not a Panacea
2. Good Team Interactions: Build, Because You Can't Buy
3. Tech, Like Soylent Green, is Made of People
4.
5.

24. @bridgetkromhout #ohiolinux
focus on outcomes
not on tech

25. @bridgetkromhout #ohiolinux
résumé-driven development

26. @bridgetkromhout #ohiolinux
“In a world that celebrates pioneers—
be the settlers instead.”
— Laura Bell (@lady_nerd)

27. @bridgetkromhout #ohiolinux

28. @bridgetkromhout #ohiolinux
five tech truths1. Tech is Not a Panacea
2. Good Team Interactions: Build, Because You Can't Buy
3. Tech, Like Soylent Green, is Made of People
4. Good Fences Make Good Neighbors
5.

29. @bridgetkromhout #ohiolinux
The Wall of Confusion
(maybe a little cold, eh?)

30. @bridgetkromhout #ohiolinux

31. @bridgetkromhout #ohiolinux
CA
CP AP
AvailabilityConsistency
Partition
Tolerance
“a partition is a
time bound
on communication.”
Eric Brewer

32. @bridgetkromhout #ohiolinux
distsys requires empowered decisionmaking

33. @bridgetkromhout #ohiolinux
lower-bandwidth communication: more handshaking

34. @bridgetkromhout #ohiolinux
12-factor
kitten

35. @bridgetkromhout #ohiolinux

36. @bridgetkromhout #ohiolinux

37. @bridgetkromhout #ohiolinux
1. Tech is Not a Panacea
2. Good Team Interactions: Build, Because You Can't Buy
3. Tech, Like Soylent Green, is Made of People
4. Good Fences Make Good Neighbors
5. Avoiding Sadness as a Service
five tech truths

38. @bridgetkromhout #ohiolinux
“It’s not necessary
to change.
Survival is
not mandatory.”
W. Edwards
Deming

39. @bridgetkromhout #ohiolinux
Legacy:
your
customers
& money
live
here

40. @bridgetkromhout #ohiolinux
just say no to “awesome mode” vs “sad mode”
bimodal IT?!?

41. @bridgetkromhout #ohiolinux
solution: working together

42. @bridgetkromhout #ohiolinux
recognize
change
exists…

43. @bridgetkromhout #ohiolinux
…and change
doesn’t end...

44. @bridgetkromhout #ohiolinux
…change is
the only
constant.

45. @bridgetkromhout #ohiolinux

46. @bridgetkromhout #ohiolinux
thanks!