Data storage method, device and system
A storage system and data storage technology, applied in the storage field, can solve the problems of reducing storage devices, device damage, storage space growth, etc.
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[0023] The technical solutions of the embodiments of the present invention will be described in further detail below with reference to the drawings and embodiments.
[0024] In this application, a partition (English: partition, abbreviation: PT) refers to a basic storage unit of a disk, and multiple partitions can form a PT group.
[0025] Embodiments of the present invention provide a data storage method, device and system. The method and system include a reference partition table, through which the partition information of each PT group of different scales can be determined. According to the determined partition information, the disk information in the partition information is obtained to perform input / output (English: input / output, abbreviation: I / O) operations on data.
[0026] figure 1 A structural diagram of a storage system provided by an embodiment of the present invention. The storage system includes a control device and at least two external storage devices, and t...
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