Self Management and the Future of Software Design
Electronic Notes in Theoretical Computer Science (ENTCS)
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This paper presents a component-based architecture for autonomous repair management in distributed systems and its application to J2EE server clusters, called JADE. The architecture features three major elements: (1) a dynamically configurable, component-based structure that exploits the reflective features of the FRACTAL component model; (2) an explicit and configurable feedback control loop structure, that manifests the relationship between managed system and repair management functions; (3) an original replication structure for the management subsystem itself, which makes it fault-tolerant and self-healing.