International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
Clouds are highly configured infrastructures that deliver platform and software as service, which helps users to make subscription for their requirements. Cloud computing is expanding globally, because of its simple service oriented model. The numbers of users using the cloud are increasing day-by-day. The cloud is based on data centers generally that are very powerful in handling such large number of users accessing data. The reliability of clouds depends on how the loads are being handled; clouds must be featured with some mechanism to overcome such problems.