Patent ID: 11880579
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 10:
11. The non-transitory computer readable storage medium according to claim 9, wherein the first storage unit group comprises a first storage unit, and the method further comprises:
receiving a data write request, wherein the data write request is used to write data into a second storage unit, and a storage unit group to which the second storage unit belongs is different from the first storage unit group;
writing the data into the first storage unit, and storing a correspondence between an actual address of the data and a logical address of the first storage unit; and
wherein the obtaining the data access temperature of the first storage unit group comprises:
updating data access temperature of the first storage unit based on data access temperature of the second storage unit; and
obtaining the data access temperature of the first storage unit group based on the updated data access temperature of the first storage unit.