Cloudy with a chance of devops (UMN)

Post on 14-Apr-2017

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@bridgetkromhout

Cloudy with a chance of DevOps

@bridgetkromhout

lives: Minneapolis,

Minnesota

works: Pivotal

podcasts: Arrested DevOps

organizes: devopsdays

Bridget Kromhout

@bridgetkromhout

@bridgetkromhout

xkcd.com/208/

@bridgetkromhout

Docker in Production: Reality, Not Hype

@bridgetkromhout

Traded oncall… …for more travel (Similar effect on sleep)

@bridgetkromhout

“In the last week there were 67 deploys of 496 changes by 18 people”

Image credit: visual_dichotomy on Flickr

@bridgetkromhout

quoted in “10+ Deploys Per Day: Dev and Ops Cooperation at Flickr” at Velocity 2009

John Allspaw & Paul Hammond

“In the last week there were 67 deploys of 496 changes by 18 people”

Flickr Dev Blog, December 17th 2008

Image credit: visual_dichotomy on Flickr

@bridgetkromhout

Why don’t we all move that fast today?

@bridgetkromhout

Environments: how long to spin up a new one or copy an existing one?

Why don’t we all move that fast today?

@bridgetkromhout

Environments: how long to spin up a new one or copy an existing one?

Deploys: how often? how long do they take? How often do they go wrong?

Why don’t we all move that fast today?

@bridgetkromhout

Failure: what does recovery look like?

Environments: how long to spin up a new one or copy an existing one?

Deploys: how often? how long do they take? How often do they go wrong?

Why don’t we all move that fast today?

@bridgetkromhout

Not the goal: “automate all the things”

@bridgetkromhout

The goal: shorter time from idea to value

Image credit: leadliasionImage credit: thebigword

@bridgetkromhout

How do we get to

the goal?

@bridgetkromhout

How do we get to

the goal?

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The Wall of Confusion

@bridgetkromhout

The Wall of Confusion

yolo nope

@bridgetkromhout

@bridgetkromhout

@bridgetkromhout

Deconstructing a Python/Django monolith into Dockerized Go microservices

(as was the style at the time)

How to win at buzzword bingo:

@bridgetkromhout

Two-Pizza teams

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Image credit: James Ernest

@bridgetkromhout 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

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“Effective devops tools enable automation

without isolating humans from the automation

process”

Jennifer Davis

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Common Ground and Coordination in Joint Activity Klein, Feltovich, Bradshaw, Woods (2004)

@bridgetkromhout

non-violent communication & emotional literacy

@bridgetkromhout

“Understanding is a

three-edged sword”

@bridgetkromhout

@bridgetkromhout

distributed systems free-association game

Image credit: Kyle Kingsbury, Jepsen project

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CA

CP AP

AvailabilityConsistency

Partition Tolerance

“a partition is a time bound

on communication.”Eric Brewer

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@bridgetkromhout

Legacy: because nothing is ever temporary

@bridgetkromhout

Visvesvaraya Museum, Bengaluru

IBM 1401 (in use until 1989)

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“It’s not necessary to change.

Survival is not mandatory.”

—W. Edwards Deming

@bridgetkromhout

navigating choices

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Inaction is still a choice

@bridgetkromhout

Process: scar tissue from past

failure

@bridgetkromhout

12-factor kitten

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The Wall of Confusion (here there be White Walkers)

@bridgetkromhout

@bridgetkromhout

@bridgetkromhout

Thank you!