ottom:42.60859894197215%><a data-skipendnotes=true href=/v1.21/blog/2017/adapter-model/machine.svg title="Attribute Machine"><img class=element-to-stretch src=/v1.21/blog/2017/adapter-model/machine.svg alt="Attribute Machine"></a></div><figcaption>Attribute Machine</figcaption></figure><p>Configuration is a complex task. In fact, evidence shows that the overwhelming majority of service outages are caused by configuration errors. To help combat this, Mixer’s configuration model enforces a number of constra