云计算是一种商业计算模型。它将计算任务分布在大量计算机构成的资源池上，使各种应用系统能够根据需要获取计算力、存储空间和信息服务。 -Cloud computing is a business computing model. It computational tasks are distributed in a large number of computer resources of Ikegami, a variety of applications based on the need