Patent ID: 11899542
Assignee: INSPUR SUZHOU INTELLIGENT TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 15:
16. The non-transitory storage medium according to claim 13, wherein after the record, in metadata of an original file, identification information of the backup file, and record, in metadata of the backup file, identification information of the original file, the computer program, upon execution by the processor, is configured to cause the processor to:
in response to a determination that a modification instruction for a third target original file is received, locate a second target backup file associated with the third target original file according to identification information recorded in metadata of the third target original file;
determine whether there is a data object corresponding to each second target backup file;
in response to a determination that there is the data object corresponding to the second target backup file, modify a data object corresponding to the third target original file according to data contained in the modification instruction for the third target original file;
in response to a determination that there is no data object corresponding to the second target backup file, copy the data object of the third target original file to a storage path of the second target backup file; and
modify the data object corresponding to the third target original file according to the data contained in the modification instruction for the third target original file.