Switching between mirrored and non-mirrored volumes

Details Switching between mirrored and non-mirrored volumes Switching between mirrored and non-mirrored volumes

2007-08-07

2007-08-07

Lane, Jack A. (Department: 2185)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C711S141000, C711S142000

Reexamination Certificate

active

11096317

ABSTRACT:
Provided are a method, system, and article of manufacture, wherein a request is received for switching a logical volume from one state to another state, wherein the logical volume is in a mirrored state if data corresponding to the logical volume is mirrored from a first storage to a second storage, and wherein the logical volume is in a non-mirrored state if the data corresponding to the logical volume is not mirrored from the first storage to the second storage. A determination is made as to whether to perform the switching, in response to receiving the request.

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