Abstract: As a software application runs, it＇s performance and efficiency degrades over time due to factors such as memory fragmentation, counter inflation, and software errors. This is referred to as ＂Software Aging＂. ＂Software Rejuvenation＂ is a set of techniques

Key words: Software rejuvenation, Component-based system, Rejuvenation granularity, Reliability, Performance tuning