DATA RESTORATION METHOD, PROGRAM AND DATA RESTORATION DEVICE

DATA RESTORATION METHOD, PROGRAM AND DATA RESTORATION DEVICE

PROBLEM TO BE SOLVED: To protect contents of a main storage device when an OS failure occurs. SOLUTION: When updating data of a flash memory 3, storage data with an identifier attached to update data is generated, and stored in a reproduction area 23 of the main storage device 2, when a failure of a...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: NAKANOYA KIMISHIGE, ARASHIRO NORIO, NAGAYOSHI KEIICHI
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To protect contents of a main storage device when an OS failure occurs. SOLUTION: When updating data of a flash memory 3, storage data with an identifier attached to update data is generated, and stored in a reproduction area 23 of the main storage device 2, when a failure of an OS 22 occurs, the reproduction area 23 and a backup area 24 of the main storage device 2 are stored in a flash memory 3, and when the OS 22 is restarted, the storage data 231' is extracted on the basis of the identifier 232', difference data 241 included in the storage data 231' is extracted, and the extracted difference data 241 is stored in the backup area 24 of the main storage device 2. COPYRIGHT: (C)2010,JPO&INPIT