Jacek Kosinski

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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(More)
—This paper presents the concept of an Adaptive SOA Solution Stack (AS3). It is an extension of the S3 model, implemented via uniform application of the AS3 element pattern across different layers of the model. The pattern consists of components constituting an adaptation loop. The functionality of each component is specified in a generic way. Aspects of(More)
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(More)
The paper proposes an architecture of a system automating the provi-sioning process of cloud computing infrastructures. Its structure and components are specified, based on an analysis of three types of requirements: infrastructure providers, service providers and end users. These considerations have led us to formulate a new infrastructural model, offered(More)
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