Non-volatile memory storage of write operation identifier in dat

Details Non-volatile memory storage of write operation identifier in dat Non-volatile memory storage of write operation identifier in dat

1990-03-02

1993-03-16

Beausoliel, Jr., Robert W.

Excavating

371 101, 371 12, G06F 1100

Patent

active

051951002

ABSTRACT:
A method and apparatus are provided for detecting and correcting various data errors that may arise in a mass data storage apparatus comprising a set of physical mass storage devices operating as one or more larger logical mass storage devices. More particularly, there is provided a method and apparatus for determining, on restoration of power to a device set, whether or not a write operation was interrupted when power was removed, and for reconstructing any data that may be inconsistent because of the removal of power.

REFERENCES:
patent: 4525800 (1985-06-01), Homerla
patent: 4530054 (1985-07-01), Hamstra et al.
patent: 4814971 (1989-03-01), Thatte
patent: 4922456 (1990-05-01), Naddor et al.

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