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In modern service economies, service provisioning needs to be regulated by complex SLA hierarchies among providers of heterogeneous services, defined at the business, software, and infrastructure layers. Starting from the SLA Management framework defined in the SLA@SOI EU FP7 Integrated Project, we focus on the relationship between establishment and monitoring of such SLAs, showing how the two processes...
The paper presents an analysis of the possibilities of defining penalty functions to be used in SLA management frameworks. As a basis for the analysis, a brief survey of metrics used in SLA contracts is presented. Next, several definitions of penalty functions are proposed. The definitions are then analyzed in context of embedding them in a working SLA management framework.
This paper presents SLA monitoring and management framework for telecommunication services. The basic requirements of this class of systems are specified and verified in context of existing SLA standards and tools. The proposed system architecture is very general and may interoperate with the existing performance monitoring systems and management tools. The key design effort is focused on the general...
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