Patent ID: 7444468
Filing Date: 2008-10-28
Classification: G06F,H04L,Y10S

Abstract:
1. A storage system, comprising: a plurality of interface control devices each of which is coupled to a client computer; and a plurality of disk devices coupled to said plurality of interface control devices; wherein storage areas in said plurality of disk devices are divided into a plurality of pools based on characteristic of said storage areas, at least one storage area in one of the pools being assigned to each of said interface control devices, each storage area in said plurality of pools being accessed via the interface control device to which the storage area is assigned; wherein one of said interface control devices is a channel adapter board of a second I/O interface and another one of said interface control devices is a channel adapter board of a first I/O interface; and wherein said at least one storage area includes a just storage area and a second storage area, the first storage area being provided to a first client computer via the channel adapter board of a block I/O interface and the second storage area being provided to a second client computer via the channel adapter board of a first I/O interface.