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AssigneeInternational Business Machines Corporation
InventorNeeta Garimella
Estimating the term…
A program, method and system are disclosed for managing a snapshot backup restore through a hardware snapshot interface, i.e. a hardware-driven snapshot restore, based upon a software-driven snapshot backup, e.g. created with software such as volume shadow copy service (VSS). When conventional hardware-driven snapshot restores are performed using a snapshot backup that was created using the VSS-based software such as copy services, data access issues can arise, due to the operating system assigning of a new disk signature to the disk being restored. This problem can be overcome by temporarily storing the original disk signature and then overwriting the new, incorrect disk signature after initializing the restore. This can ensure that the operating system identifies the source LUNs (and accordingly, the drive letter and mount points of the disk) using the same disk signature as before the restore.
A computer program embodied on a computer readable medium, comprising:
A method comprising the steps of:
A backup system, comprising:
Dependencies are inferred from the claim text.