Encyclopedia of Database Systems

2018 Edition
| Editors: Ling Liu, M. Tamer Özsu

Network Attached Storage

  • Kazuo Goda
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-8265-9_1330

Synonyms

NAS

Definition

Network attached storage is a storage device which is connected to a network and provides file access services. Network attached storage is often abbreviated to NAS. Although the term NAS refers originally to such a storage device, when the term is used in the context of explaining and comparing storage network architectures it sometimes refers to a storage network architecture in which NAS devices are mainly implemented.

Key Points

A NAS device is basically comprised of disk drives which store files and controllers which export access services to the files. A file sever which runs network file system (NFS) and/or common internet file system (CIFS) to export file sharing services is a type of NAS implementation, but recent NAS products are sometimes implemented using dedicated hardware and software to increase reliability and performance. A diskless NAS device which contains only controllers is sometimes referred to as a NAS gateway or a NAS head. A NAS...

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Recommended Reading

  1. 1.
    Storage Network Industry Association. The dictionary of storage networking terminology. Available at:http://www.snia.org/.
  2. 2.
    Troppens U, Erkens R, Müller W. Storage networks explained. New York: Wiley; 2004.CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media, LLC, part of Springer Nature 2018

Authors and Affiliations

  1. 1.The University of TokyoTokyoJapan

Section editors and affiliations

  • Masaru Kitsuregawa
    • 1
  1. 1.Inst. of Industrial ScienceUniv. of TokyoTokyoJapan