The best way to move data, part one

Moving data is a constant struggle for most storage departments. Sluggish applications need to move to faster disks for better performance. Rarely accessed data needs to move in the other direction -- to less-expensive ATA disks, CD-ROM or tape. If not handled judiciously, data migrations can cause application outages and server reboots, resulting in 2:00 a.m. work sessions.

There are many methods at different price points to move data. Some organizations may be able to simply use the move command that comes with every operating system. Others may need standalone utilities and network- and host-based approaches to get data from point A to point B. What's the best way to move data? To determine which method suits your needs, consider the following:

  • Type of application and data

  • Impact on application performance

  • Storage infrastructure

  • Network throughput

  • CPU and memory consumption

  • Affected users

    Once you document your storage environment against this list (see "Data migration checklist"), pick a migration tool. Migration utilities operate at the host, network and array level. Each approach comes with its own set of advantages and disadvantages. For example, host-based commands like move should only be used for files not in use. Third-party, host-based utilities like NSI

  • Requires Free Membership to View

    There are Comments. Add yours.

    TIP: Want to include a code block in your comment? Use <pre> or <code> tags around the desired text. Ex: <code>insert code</code>

    REGISTER or login:

    Forgot Password?
    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
    Sort by: OldestNewest

    Forgot Password?

    No problem! Submit your e-mail address below. We'll send you an email containing your password.

    Your password has been sent to:

    Disclaimer: Our Tips Exchange is a forum for you to share technical advice and expertise with your peers and to learn from other enterprise IT professionals. TechTarget provides the infrastructure to facilitate this sharing of information. However, we cannot guarantee the accuracy or validity of the material submitted. You agree that your use of the Ask The Expert services and your reliance on any questions, answers, information or other materials received through this Web site is at your own risk.