Storage system and backup method

Details Storage system and backup method Storage system and backup method

2005-06-27

2008-12-30

Portka, Gary J (Department: 2188)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C707S793000, C709S214000

Reexamination Certificate

active

07472241

ABSTRACT:
A storage system and a backup method achieving enhanced reliability without degradation in the performance of the entire system. A first storage apparatus stores data transmitted from a host system and transmits it to a second storage apparatus and a third storage apparatus. The second storage apparatus and the third storage apparatus store the data transmitted from the first storage apparatus and verify the consistency in the data between themselves.

REFERENCES:
patent: 7188222 (2007-03-01), Micka et al.
patent: 2003/0051111 (2003-03-01), Nakano et al.
patent: 2004-206562 (2004-07-01), None
patent: 2005-25683 (2005-01-01), None

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