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DevOps白皮书 EXIN_Devops_Whitepaper
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《DevOps白皮书》,业界权威。 EXIN出品,必属精品!
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YOUR ICT COMPETENCE PARTNER
Whitepaper
Success with Enterprise
DevOps
May 2016
Koichiro (Luke) Toda
Nobuyuki Mitsui
From Strategic Staff Services
Corporation
YOUR ICT COMPETENCE PARTNER
2
Contents
1. Introduction ......................................................................................................................... 3
2. What is DevOps for the enterprise system? ........................................................................ 4
4. DevOps Body of Knowledge ............................................................................................... 5
3. What is the goal of DevOps?............................................................................................... 5
5. DevOps Team Roles ........................................................................................................... 8
6. Organization ......................................................................................................................10
7. DevOps Process ................................................................................................................11
8. DevOps implementation .....................................................................................................14
9. Conclusion .........................................................................................................................15
Recommended Literature. .........................................................................................................16
Glossary....................................................................................................................................18
About the authors:
Koichiro (Luke) Toda
President of Strategic Staff Services Corporation
Director of TPS Certificate Institution
Contact lktoda@ask3s.net
Nobuyuki Mitsui
CTO of Strategic Staff Services Corporation
Contact nmitsui@ask3s.net
YOUR ICT COMPETENCE PARTNER
3
Success with Enterprise DevOps
Enabling IT services to support the business using DevOps.
1. Introduction
This white paper will use a case study to support the aim of providing information about DevOps. The case
study is the use of DevOps framework.
We have been providing coaching services for agile development and Toyota/Total Management System
(TMS) which is the core of the Toyota Production System (TPS).
Based on our experience, we believe that DevOps can strongly support the business.
DevOps is not just supporting IT. DevOps can also be used to support the business strategy and to improve
business processes.
There are many books about DevOps. “The Phoenix Project – IT, DevOps, and Helping your business”, is
written from the IT manager’s perspective. “Continuous Delivery: Reliable Software Release through Build,
Test, and Deployment Automation” is written from the development and project manager’s perspective.
“DevOps A Software Architect’s Perspective” is written from the architect’s perspective. These are good books
to understand what DevOps is.
This white paper is written from a business process perspective, because the intention of DevOps is to
establish the software/IT services supply chain to support the business and to manage the whole process to
maturity.
A journey to DevOps
The journey started in 2009, after successfully implementing Agile, Scrum and XP methodologies for our client
who is providing fancy Web conversion services from PC to mobile devices such as iPhone.
Their Scrum team can develop and release software much more quickly. But the business director confided
his concerns that his business speed could not be improved even if the development time had been halved.
It appeared that the development process was the bottleneck but on investigation, it was found that the
development process was not the bottleneck but that the business process could be improved.
YOUR ICT COMPETENCE PARTNER
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¹See Glossary
²http://www.gartner.com/it-glossary/?s=Bimoda
The concept of TMS was implemented in the entire business process from business strategy and planning to
customer services. This helped to establish a stream-lined business operation and shorten delivery lead-times
for business services using the DevOps concept.
This project was successfully completed in 2012. The whole process was realigned from end to end and
collaborate on across the business was set up using visual control, one-piece flow, weekly synchronization of
processes, daily feedback loops and *KAIZEN¹. Managers, administrators, sales staff, designers, developers,
operators, and customer support staff are one team and share all the business information on visual boards.
After implementation, the business results were dramatically improved: shorter delivery lead-times, increased
sales volumes, increased profitability and improved staff motivation.
This is the true benefit of DevOps.
The DevOps framework should support business outcomes directly, not only collaboration with development
and operation for IT services, but because enterprises are using IT services to support and improve their
business.
The use of DevOps should be evaluated by business outcome, not by an IT project scope and IT outcomes.
2. What is DevOps for the enterprise system?
There are many books about DevOps, but unfortunately, most are describing the use of DevOps for web
and product development. There is very little information about the use of DevOps for the enterprise
system.
The enterprise holds both the System of Engagement (SoE) and the System of Record (SoR). The SoE is
focused on speed. The SoR is focused on business continuity. The problem is how the SoR can adapt quickly
to changes to the SoE to maintain business continuity. Gartner calls this the Bimodal challenge².
The SoR in most enterprises is struggling with the use of legacy applications/systems and can be helped
through the use of DevOps building stream-lined processes with just-in-time (JIT) concepts.
DevOps is not a single tools, methodology, skill set or organization structure. DevOps is a framework
combining all of these for organizations to establish stream-lined processes to enable the business to operate
faster and react to changes more quickly. DevOps can also enable maturity by using W.E. Deming’s Plan-
Do-Check-Act cycle.
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