Network-based PB level cloud storage system and processing method thereof
A technology of cloud storage system and processing method, which is applied in the field of mass storage, and can solve problems such as easy storage islands, difficult expansion, and complex management
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[0064] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0065] Such as figure 1 As shown, a network-based PB-level cloud storage system includes a master server, a storage server cluster and a client, and they exchange data through an internal switch;
[0066] The main control server is used to provide directory information and metadata information to the cloud storage client, and monitor the storage server cluster;
[0067] The storage server cluster includes multiple storage servers for data storage, which are equipped with AC-RU cache to save several recently opened file handles;
[0068] The client is used to provide virtual disk services to the cloud storage client, submit the operation request of the cloud storage client to the virtual disk to the master server, and read / write file data from the storage server. The client module is Deployed on the cloud storage client, it has an AC-RU cache to save t...
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