Premium Content

Access "DAS lives"

Published: 18 Oct 2012

Direct-attached storage may seem passé, but it’s making a comeback and gaining widespread interest. Direct-attached storage (DAS) is storage installed in a server or external cabinet that’s still connected directly to the server. DAS is storage that’s essentially captive to a particular server, so the server doesn’t need to traverse a network to read and write data. DAS has been criticized as an inefficient way to connect storage to a server and as an obstacle to the data protection process. Storage that’s locally attached can’t be shared, which can lead to a situation where one server can be running out of disk capacity while others have plenty to spare. Without shared storage, there’s no way to balance capacity demands. DAS could complicate the data protection process because each server would have to be backed up individually and the data copied across the network. Alternatively, each server would have its own locally attached tape device and backup application that would add even more complexity to the backup process. Shared storage in the form of a ... Access >>>

Access TechTarget
Premium Content for Free.

By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

What's Inside

Features
    • Cloud storage for archiving by Phil Goodwin, Contributor

      Cloud archiving services can offer accessibility and data preservation at a fraction of the cost of building an on-site archive infrastructure.

    • Recovery slows for storage shops by Rich Castagna

      Storage budgets have been recovering, but progress might be slowing. Storage managers are looking for tools to get more out of the gear they have or plan to buy.

    • DAS lives by George Crump

      Direct-attached storage may seem passé, but it’s making a comeback and gaining widespread interest.

    • Shortages -- real or not -- have hiked disk prices by Rich Castagna

      Find out what readers had to say about hard disk drive price increases and shortages. What types of compromises did they have to make when placing orders?

More Premium Content Accessible For Free