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Vol. 3 No. 1 March 2004

No SAS for Networked Storage

As serial-attached SCSI (SAS) technology inches its way toward general availability later this year, it's becoming clear that SAS is a server drive technology, and not--repeat not--a replacement for the Fibre Channel (FC) drives currently used in networked disk storage subsystems. In other words, the same market segmentation that exists between parallel SCSI and FC drives will persist, if the industry has its way. Storage subsystems based on "an existing class of technology--those connections will remain Fibre Channel for quite a while," says Harry Mason, president of the SCSI Trade Association. For large array manufacturers, FC has the advantage of being a fabric, and can supply greater network addressability, says Gary Gentry, Seagate vice president, strategic marketing and planning. But in other respects, forthcoming SAS drives are nearly identical to FC drives, and are based on the same high availability platform, Gentry says. Recent SAS milestones include the approval of the SAS 1.0 specification by the American National ...

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Features in this issue

  • Storage Pros of the World Unite!

    Commune with fellow storage folk

  • 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.

  • Tape type matters

    High-performance tape formats may all seem similar in capacity and throughput, but most formats lend themselves better to some applications then others. Find out how to decide which one is best for you.

  • Slash SAN costs

    by  Marc Farley

    SANs are expensive if you operate them according to conventional wisdom. Find out how to break the vicious circle of high costs that limit the places you can use SANs.

  • 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.

  • No SAS for Networked Storage

Columns in this issue

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