The document discusses the concept of DevOps and how it relates to delivering high quality IT services. It argues that with the rise of the service economy, IT operability and functionality must be unified. DevOps aims to do this through practices such as automation, baked-in quality, and small batch sizes to reduce waste while maximizing customer value. Central to DevOps is a lean systems thinking approach that promotes integrated teams, shared accountability, and global visibility across development, operations, and business.

1. +
Jeff Sussna, Ingineering.IT DevOps: Dev-Is-Ops

2. About Me
20+ years in IT
 Software development
 QA
 System architecture
 IT tools and processes
IT Service Innovation consultancy
 Help IT organizations deliver quality, efficiency, and value
 Clients: enterprises, startups, design/development agencies
 Expertise: DevOps, Ops/QA automation, cloud adoption
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

3. The Service Economy
We have entered the era of service
 Auto ownership: purchase, service, OnStar
 Software-as-a-Service
 IT-as-a-Service
What is service?
 Operation of systems to help customers create value
 Have a relaxing meal
 Get your clothes clean in time for a party
 Get payroll done on time
 Find affordable health insurance
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

4. Service Expectations
Customers expect operability + functionality
 Good food
 Clean restaurant, quick service, reasonable cost
IT operability
 Availability
 Resiliency
 Security
 Elasticity
IT functionality
 Value
 Quality
 Agility/Responsiveness/Continuous Improvement
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

5. DevOps: Dev IS Ops
Deliver service, not just software
Developers need to think about operability
Ops needs to think about functionality
 Delivering functionality is part of the service
QA needs to think about operability + functionality
DevOps needs to bake quality in
 Goal is fast and good, not fast and sloppy
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

6. DevOps: Lean + Systems Thinking
DevOps focuses on maximizing customer value
Lean: waste compromises quality, agility, and profitability
Systems thinking: local optimization compromises global
optimization
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

7. IT Waste
Repetitive manual processes
Snowflakes
Handoffs
 Assurance or bottleneck?
Bolt-on quality
Large batch sizes
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

8. DevOps Waste Reduction
Automation
 System configuration
 Testing
 Deployment pipeline
Baked-in quality: functionality + operability
 User stories
 Spikes and reviews
 Test-driven development
 Assurance without bottlenecks
Small batch sizes: code + infrastructure
 Continuous integration/delivery
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

9. DevOps System Thinking
Unity of purpose
Integrated teams
 Doesn’t mean no specialization
Shared accountability
Common tools and practices for code + infrastructure
Global visibility
 Dev + QA + Ops + Biz
 Code + Infrastructure + Users
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

10. Dev IS Ops
Service not just software
Agility and operability are both part of the service
DevOps uses lean + systems thinking to unify them
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

11. Getting From Here to There
Apply kaizen (continuous improvement)
Reduce batch sizes
Foster communication and collaboration
Culture and practice before tools and automation
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.

12. Contact Info
www.ingineering.it
blog.ingineering.it
www.linkedin.com/in/jeffsussna
Copyright © 2012 Ingineering.IT, LLC. All Rights Reserved.