Patent ID: 11972131
Assignee: INSPUR SUZHOU INTELLIGENT TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 18:
19. A non-transitory computer-readable storage medium having stored therein a computer-readable instruction, wherein the computer-readable instruction, when executed by a processor, causes the processor to perform operations comprising:
executing, by a host, an upper layer service according to a second volume label of a storage volume of a second storage;
generating, by a first storage, a first volume label for the storage volume of the second storage and sending the first volume label to the host;
flushing a cache data of the storage volume of the second storage to the host and executing the upper layer service according to the cache data;
changing directory information of the upper layer service running on the host; and
when the directory information of the upper layer service has been changed, migrating the cache data of the storage volume of the second storage to the first storage.