International Journal of Computer Science and Mobile Computing (IJCSMC)
Reliability at massive scale is one of the biggest challenges the authors face as the operations in the e-commerce world keeps on expanding; even the slightest outage has significant financial consequences and impacts customer trust. The amazon.com platform provides services for many web sites worldwide. It is implemented on top of an infrastructure of tens of thousands of servers and network components located in many datacenters around the world. At this scale, small and large components fail continuously and the persistent state is managed in the face of these failures.