Premium Content

Access "Slash SAN costs"

Published: 17 Oct 2012

Saving dollars with distributed file systems A distributed file system delivers the benefits of network-attached storage (NAS)-like data sharing with the scalability of a storage area network (SAN). What's more, a distributed file system can eliminate the cost of spare systems. Systems participating in the distributed file system share access to a common data store, so if a server running an application fails, other participating servers can start the application and resume the work. Some examples of distributed file systems include the IBM's SANFS, Silicon Graphics' CXFS, Sistina's (now Red Hat's) GFS and Veritas' Clustered File System. (See "A simple design for a distributed file system"). It's possible with a distributed file system to build server farms consisting of inexpensive PC servers where each server has a single SAN connection and redundancy is provided through the farm. If a server fails or loses its SAN connection, it can be removed from the farm and file system; the client application can reconnect to another server. In general, it doesn't ... 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

    • LTO tape put to the test by Peter Groel

      Before you settle on another archival tape technology, read this article. Recent tests have shown there are differences in the quality of LTO tapes from different manufacturers and even between tapes from the same vendor.

    • Database archiving done right by James Damoulakis and Steve Jeffreys

      Once you have decide what to archive in your database, the hard part begins. Discover how to archive your database in the least costly manner possible.

    • Consolidating NAS pays off by Alan Radding

      The role of network-attached storage may be changing as more and more storage managers discover the the benefits of using NAS to consolidate file servers.

    • IT Says Yes to NAS Gateways

      NAS gateways embraced

    • What's Worth Outsourcing? by Shane O'Neill

      Is outsourcing the way to go?

    • How to get the best deal

      Take this crash course in bargaining for storage. Get the lowdown on effective tactics such as resisting vendor lock-in, working with multiple vendors and leveraging the second tier.

More Premium Content Accessible For Free