how to introduce continuous delivery? · old days: • cycle time >35 days • 4-6 releases per...
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How to introduce Continuous Delivery?
Alex Schwartz Location and Commerce
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“Big Ship”
• A lot of stuff • Every few month or weeks • Release process takes weeks
or several days • High risk: Lost/forgotten stuff
Which delivery style you have?
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“Kaiten Sushi”
• Just what is required • On demand • Fast: < 1 hour for a deployment • A click on the button
Which delivery style you have?
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Why we should care about fast delivery?
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how to introduce it in your ecosystem, but I try to share my learnings
and insights
I have no clue
How to introduce Continuous Delivery?
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In three year we improved.. - Cycle time 10x (new apps) - Number of Releases 30x
Ecosystem #1: eBay company
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Ecosystem #2: Nokia Places
Services oriented architecture using REST
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Old Days: • Cycle time >35 days • 4-6 releases per year
Now – for a legacy app: Cycle time ca. 10 days New App: PBAPI • 1-5 releases per week • 40 releases in prod in 5 month • Min cycle time 2 hours • Average cycle time ½ day
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Nokia Places: What we achieved
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In one year we improved.. - Cycle time 3x (legacy)
30x (new apps) - Number of Releases 20x - Success rate 10x - Unplanned work 5x
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Nokia Places: What we achieved
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Focus people (Kick the ass of Conway’s law)
Dev QA
Build Mgmt
Release Mgmt OPS
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Focus process: Kanban/Lean
Avatar
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>Focus on the value stream
Main Metric: Release Cycle Time
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>>Automation Automating the wrong thing to early is dangerous
“• Automate
everything you do twice.
• Automation will be your rescue.
Bullshit !
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Automation Click-Button Deployments
Our Automation: Full E2E pipeline in one tool, from commit to prod
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DevOps + DevQA get rig of rigid assignments of roles/task
Dev QA Ship
Dev Ops QA
Dev Ops QA
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Eat your Own Dog Food You understand the value of Continuous Delivery?
Use the same principle for your Improvement Process.
Baby Steps, Baby Steps, Baby Steps, Baby Steps….
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Deliver Improve
Firefighting
How to find the balance + rhythm?
…
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Further Topics …
QA
Pairing
Trust People
DevOps
Test Automation
TDD
ATD Acceptance Criteria Cut your stories
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