VIRTUAL NETWORK SYSTEM OF INFORMATION STORAGE, NETWORK STORAGE DEVICE AND VIRTUAL METHOD Russian patent published in 2011 - IPC G06F12/08 

FIELD: information technologies.

SUBSTANCE: virtualised network system of information storage, comprising at least two network storage devices, connected to one and the same storage area network (SAN), where at least one of network storage devices comprises a unit of devices control arranged with the possibility to develop and maintain ratio of display between a global volume and local volumes of network storage devices, and redirection of access to the global volume to a network storage device, where there is a unit of global volumes control, which controls a global volume, more than one of network storage devices include a unit of global volumes control, arranged with the possibility to provide access to a global volume according to display ratio between a global volume and local volumes.

EFFECT: increased efficiency of access processing and system throughput capacity due to expansion of information storage area.

20 cl, 9 dwg