1. public * * * cloud storage
Storage services such as Amazon's Simple Storage Service(S3) and Nutanix can provide a large number of file storage at low cost. Suppliers can maintain the independence and privacy of each customer's storage and application. Among them, the personal cloud storage service represented by Dropbox is an outstanding representative of the development of public cloud storage. In China, outstanding representatives include Sohu Enterprise Network Disk, Baidu Cloud Disk, LeTV Cloud Disk, Mobile Cai Yun, Jinshan Express Disk, Nut Cloud, cStor Disk, 1 15 Network Disk, Huawei Network Disk, 360 Cloud Disk, Sina Micro Disk, Tencent Wei Yun, etc.
Part of public cloud storage can be reserved for private cloud storage. Companies can own or control the deployment of infrastructure and applications, and private cloud storage can be deployed in enterprise data centers or facilities in the same location. Private clouds can be managed by the company's own IT department or by service providers.
2. Internal cloud storage
This kind of cloud storage is similar to private cloud storage, the only difference is that it is still located inside the enterprise firewall. By 20 14, the platforms that can provide private clouds include eucalyptus, 3A cloud, minicloud secure office private cloud, Lenovo network disk and so on.
3. Hybrid cloud storage
This kind of cloud storage combines public and private/internal clouds. It is mainly used for access according to customer requirements, especially when capacity needs to be temporarily configured. Reserve some capacity from the public cloud * * * Configuring a private cloud or an internal cloud can help companies cope with rapidly growing load fluctuations or peaks. However, hybrid cloud storage brings the complexity of distributing applications across public and private clouds.