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Real-time performance monitoring is an essential practice to enable sense-and-respond capability of enterprises. However, building a performance monitoring application is often arduous. We present a model-driven, systematic approach to performance monitoring based on an extended business artifact-centric process model. In this approach, business artifacts provide a means of tracking resource utilization...
Recently, the trend of Cloud Computing has become a significant impact for IT departments and forms many innovative services by virtualization. Virtual systems have been used and identified on services of different fields nowadays. IT hardware manufacturers such as HP, IBM, Dell, etc..., put a large amount of investments on enterprise server products to support the virtualization environment. Service...
In C2C e-commerce environment it is possible and indeed quite common to deal with unknown sellers, whose reliability are unknown. Reputation system is a popular technique currently used for providing a global quality score of sellers to consumers. However, such global information is far enough for clients to choose the most qualified products. In the real word, we always ask our trusted friends for...
A promising way to guarantee dependability of service-based systems (SBSs) is replanning service bindings dynamically with the environment changing. As embedded into system execution, such replanning process will directly affect the overall performance of SBSs. While various replanning techniques have been proposed up to now, it is still challenging that how to provide cost-effective replanning methods...
In service-oriented computing, service consumers invoke services deployed by service providers, and service providers are liable to manage the quality of their services including scalability, availability and performance. Especially, scalability is hard to achieve, mainly due to the unknown nature of service consumers and unpredictable volumes of service invocations. Services with poor scalability...
Contrary to the common assumption that software is "environmentally friendly" simply because it is virtual, the processes and methods used to develop, maintain and deploy software do have an environmental and social impact that is normally not accounted for by software development practices. For example, e-waste could be greatly minimized if software vendors would take into consideration...
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