White Paper Understanding Cadence for Ops and SRE Introduction Cadence is a backend server application and client library designed to simplify development for the “large number of use cases that span beyond a single request-reply, require tracking of a complex state, respond to asynchronous events, and communicate to external unreliable dependencies.” Cadence provides a “fault-oblivious stateful programming model that obscures most of the complexities of building scalable distributed applications.” This article describes the component architecture of Cadence and critical operational considerations. A companion article, “Understanding Cadence for Developers and Architects,” provides an overview of Cadence from a developer (user) perspective. Cadence was initially developed by Ub

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