Title:
ファイルバックアップ方法及び装置
Document Type and Number:
Japanese Patent JP6913325
Kind Code:
B2
Abstract:
To provide effective means by which a file backup device can back up files except backed up files.SOLUTION: A file backup method comprises the steps of: generating a file fingerprint of a backup candidate file by using size of the backup candidate file, an extension of the backup candidate file, and a predetermined number of byte information extracted from an end of the backup candidate file; confirming whether or not the same file fingerprint as the file fingerprint of the backup candidate file exists in a storage device; if the same file fingerprint as the file fingerprint of the backup candidate file does not exist in the storage device, determining the backup candidate file as a backup target file; and updating the storage device by backing up the backup target file and storing a fingerprint of the backup target file.SELECTED DRAWING: Figure 4
Inventors:
Soyangjin
Nam Seungri
Nam Seungri
Application Number:
JP2019149373A
Publication Date:
August 04, 2021
Filing Date:
August 16, 2019
Export Citation:
Assignee:
CottonCandy Co., Ltd.
International Classes:
G06F11/14
Domestic Patent References:
| JP2011028716A | ||||
| JP2012198832A | ||||
| JP2007034487A |
Attorney, Agent or Firm:
Iseki Katsumori
Shuhei Kaneko
Wataru Onishi
Shuhei Kaneko
Wataru Onishi