Engineering extended service-oriented architecture (SOA) –based web services for open environments that support collaboration sets numerous requirements to web services languages and support infrastructure capabilities provided by vendors. Issues such as composition and management of services become important, yet neither web services or the vendor platform support infrastructure contain the al...

Service morphing is a set of techniques used to continuously meet an application’s Quality of Service (QoS) needs, in the presence of run-time variations in service locations, platform capabilities, or end-user needs. These techniques provide high levels of flexibility in how, when, and where necessary processing and communication actions are performed. Lightweight middleware supports flexibili...

In this paper we are introducing a framework towards the inclusion of Green IT metrics as part of service level agreements for future Grids and Clouds. As part of this effort we need to revisit Green IT metrics and proxies that we consider optimizing against in order to develop GreenIT as a Services (GaaS) that can be reused as part of a Software as a Serice (SaaS) and Infrastructure Infrastruc...