System and method for an enhanced snapshot pointer

Details System and method for an enhanced snapshot pointer System and method for an enhanced snapshot pointer

2007-11-06

2007-11-06

Choi, Woo H. (Department: 2189)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C711S202000, C707S793000

Reexamination Certificate

active

11026077

ABSTRACT:
A system and method are disclosed for providing an enhanced snapshot copy pointer. A data element is stored in a first storage subsystem in the data processing system. A first pointer is created in a pointer table in the first storage subsystem. The first pointer includes an address of the data element. A second pointer is created in the pointer table in the first storage subsystem. The second pointer includes an address of the first pointer.

REFERENCES:
patent: 5758334 (1998-05-01), Knight et al.
patent: 7010553 (2006-03-01), Chen et al.
patent: 2003/0059007 (2003-03-01), Beyda

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