Cloud storage can be divided into the following three categories:
1 public cloud storage like Amazon Co Simple Storage Service (S3) storage service and Nirvanix companies to provide low cost, they can provide a large number of file storage. To keep the storage, application of each client is independent to suppliers, private. Public cloud storage can draw some out and used as a private cloud storage.
Private cloud storage through private cloud storage, a company may own or control the infrastructure, as well as the application deployment. Private cloud storage can be deployed in the enterprise data center or the same site facilities. Private clouds can be made by our IT department management, can also be used by service supplier management.
2 internal cloud storage that cloud storage and private cloud storage is similar, the only difference is that it is still located inside the enterprise firewall.
3 mixed cloud storage cloud storage to the public and private cloud / internal clouds together. Mainly used for according to the customer request access, especially when the capacity need temporary configuration. From a public cloud to draw on the part of the capacity allocation of a private or internal cloud can help companies facing the fluctuation of load or peak rapidly growing very helpful. Nevertheless, the mixed cloud storage brings complexity across public and private cloud distribution applications.
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