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IEICE TRANSACTIONS on Information

Deduplication TAR Scheme Using User-Level File System

Young-Woong KO, Min-Ja KIM, Jeong-Gun LEE, Chuck YOO

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Summary :

In this paper, we propose a new user-level file system to support block relocation by modifying the file allocation table without actual data copying. The key idea of the proposed system is to provide the block insertion and deletion function for file manipulation. This approach can be used very effectively for block-aligned file modification applications such as a compress utility and a TAR archival system. To show the usefulness of the proposed file system, we adapted the new functionality to TAR application by modifying TAR file to support an efficient sub-file management scheme. Experiment results show that the proposed system can significantly reduce the file I/O overhead and improve the I/O performance of a file system.

Publication
IEICE TRANSACTIONS on Information Vol.E97-D No.8 pp.2174-2177
Publication Date
2014/08/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.E97.D.2174
Type of Manuscript
LETTER
Category
Data Engineering, Web Information Systems

Authors

Young-Woong KO
  Hallym University
Min-Ja KIM
  Korea University
Jeong-Gun LEE
  Hallym University
Chuck YOO
  Korea University

Keyword