International Journal of Computer Science Issues

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Multi-tenancy gives SaaS application opportunity to realize economical goal for user and provider. For all centralized management there is an important thing to be handling in SaaS environment is the variation of user and system requirements. In this paper we used the feature model in the stage of domain analysis after selected extend that suitable for tenants, which presents the variability for dynamic properties exactly in configuring our model by used algorithm for selecting feature and account variability and commonality. We explained this features in variable homecare model and configured three different scenarios showed the variations in the model. In addition to this, we were adjusting the tenant costing by balancing between variability and commonality. We depend on fuzzy logic to model that relationship. Finally we concluded and remarked for our future work in multi-tenancy SaaS application.