Patent ID: 8412892
Filing Date: 2013-04-02
Classification: G06F

Abstract:
1. A storage system comprising: a disk device for providing a volume for storing data to a host system; a channel adapter for writing data from the host system to the disk device via a cache memory; a disk adapter for transferring data to and from the disk device; and at least one processor package including a plurality of processors for controlling the channel adapter and the disk adapter; wherein the processor package includes a processor for incorporatively transferring related types, of a plurality of types, of ownership for each of a plurality of types of resources based on specific control information for managing each of the types of ownership and consolidating the related types of ownership to one processor package, wherein the storage system further comprises a shared memory for storing another control information for managing the plurality of types of ownership, wherein the processor package includes a local memory for storing the specific control information, and wherein if the specific control information is identical to the other control information, the processor uses the specific control information stored in the local memory; and if the specific control information is not identical to the other control information, the processor uses the other control information stored in the shared memory.