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It is a tendency for enterprises to deploy their applications on Infrastructure as a Service (IaaS) platforms. Many latest IaaS service providers offer Virtual Machine (VM) instances with various capacities and prices by the minute. In this paper, based on the observation that the workload of nowaday applications fluctuates frequently, we propose a cost-aware automatic VM scaling method of fine granularity...
Cloud deployment and multi-tier architecture are popular for web applications. Infrastructure as a Service (IaaS) offers users different Virtual Machine (VM) instances with various capacities and prices which can be used as servers in each tier of web applications. Because of heterogeneousness of workload in each tier, it poses a great challenge to choose suitable VM purchase plans for each tier as...
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