Patent Number: 7,133,988

Title: Method and apparatus for managing direct I/O to storage systems in virtualization

Abstract: A network storage virtualization method and apparatus in a network storage system having a plurality of network storage devices. According to the present invention a client connected via a network is allowed to access the network storage devices as one virtual network storage system. In addition the client is permitted to access the network storage devices separate from the virtualized network storage system for other purposes such as reporting, verifying or backing up.

Inventors: Fujibayashi; Akira (Sagamihara, JP)

Assignee: Hitachi, Ltd.

International Classification: G06F 12/08 (20060101)

Expiration Date: 2019-11-07 0:00:00