Deployability

Len Bass, NICTA, Sydney, Australia

In recent years, the time it takes for code to get into production after a commit by a developer has come under scrutiny. A movement known has DevOps has advocated a number of practices intended to reduce this time. If we call the time to get code into production after a commit the deployment time, we have defined a new quality attribute for complex systems—deployability.

Two factors affect the deployment time of code. First is the coordination time that is required among various stakeholders prior to actually realizing the code. The second is the processing of the new code through a tool chain into production.

Release Plan

A common source of problems when new code goes into production is inconsistency ...

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