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

Claim 8:
9. The method according to claim 8, wherein the 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 comprises:
the first storage accessing the storage volume of the second storage according to the first mapping relationship, mapping the storage volume of the second storage that has been taken over to the host according to a second mapping relationship, flushing, by the host, the cache data of the storage volume of the second storage to the storage volume of the second storage according to the first mapping relationship and the second mapping relationship, and executing, by the host, the upper layer service directly through the storage volume of the second storage skipping a host cache.