CPC G06F 3/0604 (2013.01) [G06F 3/0659 (2013.01); G06F 3/0689 (2013.01)] | 18 Claims |
1. A method for managing a storage system, including:
determining multiple storage units provided by multiple storage devices, each storage unit in the multiple storage units having a storage space allocated from a first number of storage devices among the multiple storage devices;
dividing the multiple storage units into at least one storage unit group based on a total number of the multiple storage devices and the first number, each storage unit group in the at least one storage unit group including a second number of storage units, wherein for each storage unit group in the at least one storage unit group, the storage unit group has a storage space allocated from a third number of storage devices among the multiple storage devices, the third number equaling the first number multiplied by the second number, wherein each storage unit within a single storage unit group has storage space allocated from a unique subset of the multiple storage device; and
storing, based on a logical address of to-be-stored data, the to-be-stored data into the at least one storage unit group.
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