code build testrelease deploy operateplan
Continuous Integration
Continuous Delivery
Automation
Automation
Continuous Deployment
Infrastructure
as
Code
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關鍵在於「人與互動」及「流程」

In their effortsto compensate for the
unreliability of human performance, the
designers of automated control systems
have unwittingly created opportunities
for new error types that can be even
more serious than those they were
seeking to avoid.
—James Reason

Devops is acultural movement that changes how
individuals think about their work, values the diversity
of work done, supports intentional processes that
accelerate the rate by which businesses realize value,
and measures the effect of social and technical
change. It is a way of thinking and a way of working
that enables individuals and organizations to develop
and maintain sustainable work practices. It is a cultural
framework for sharing stories and developing empathy,
enabling people and teams to practice their crafts in
effective and lasting ways.
: Effective DevOps P.13, Publisher: O’Reilly Media. (http://shop.oreilly.com/product/0636920039846.do)
《Effective DevOps》

DevOps is…
A culturaland professional movement, focused on how we
build and operate high velocity organisations, born from the
experiences of its practitioners.
: https://www.chef.io/solutions/devops/
Chef