Data transfer and access control between disk array systems

Details Data transfer and access control between disk array systems Data transfer and access control between disk array systems

2004-11-17

2009-02-24

Peikari, B. James (Department: 2189)

Electrical computers and digital processing systems: memory

Storage accessing and control

Shared memory area

C711S148000, C711S163000, C711S114000

Reexamination Certificate

active

07496718

ABSTRACT:
A method for copying information from a first storage subsystem to a second storage subsystem is disclosed. The first and second storage subsystems are provided in a data storage system. The method comprises transmitting first data block from the first storage subsystem to the second storage subsystem, the first storage subsystem being associated with a first host computer and the second storage subsystem being associated with a second host computer; and transmitting first attribute information from the first storage subsystem to the second storage subsystem without intervention from the first host computer.

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