Patent ID: 11966305
Assignee: BEIJING KINGSOFT CLOUD TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. A data processing device for a distributed storage system, wherein the distributed storage system comprises a master control server, a slave control server and a plurality of storage servers, and the data processing device is provided in the slave control server of the distributed storage system, wherein the data processing device comprises a processor and a memory, wherein
the memory stores machine executable instructions that be executable by the processor, and
the processor is configured to execute the machine executable instructions to:
transmit, in an initial startup stage, a first request for acquiring data copy information to each storage server, to newly create mapping data;
periodically transmit the first request for acquiring the data copy information to each storage server; and
update the mapping data in the slave control server based on the data copy information returned by each storage server in response to the first request, wherein the mapping data indicates a correspondence relationship between the data copy information and the storage server.