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This chapter describes the SLA model that has been developed by the SLA@SOI project. It defines a syntax for machine-readable Service Level Agreements (SLAs) and SLA templates (SLA(T)). Historically, the SLA was developed as a generalisation and refinement of the web service-specific XML standards: WSAgreement, WSLA, and WSDL. Instead of web services, however, the SLA model deals with services in...
Dynamic negotiation, quality assessment, and provisioning of services all require means for expressing information about the kind of service, its quality characteristics and dependencies, and its configuration and deployment. The Service Construction Meta-model (SCM) provides the necessary means for describing services in their different stages. As such, it represents a core concept in SLA@SOI for...
The general architecture of the SLA@SOI framework supports the integration of different types of generic or special-purpose monitoring engines. While internally these engines may realise different monitoring approaches (or reasoning mechanisms), externally they support the same common interface. This interface enables the reasoning engines to receive the SLA guarantee terms that need to be monitored...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.