Semi-Markov Availability Modeling of a Redundant System with Partial and Full Rejuvenation Actions

作者: Vasilis P. Koutras , Agapios N. Platis

DOI: 10.1109/DEPCOS-RELCOMEX.2008.13

关键词:

摘要: Software rejuvenation is a preventive maintenance technique to prevent failures in continuously running systems that experience software aging. In this paper, modeled redundant computer system via semi-Markov process order counteract The can be switched into the standby unit automatically or manually case of failure at switching mechanism. Depending on degradation resources, node either rejuvenated continues serving and systempsilas steady-state availability studied along with optimal time perform rejuvenation, which increases availability. Moreover, an alternative modeling introduced, two different actions; partial full are performed according level. policies for also derived, leading higher levels

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