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Vol. 3 No. 9 November 2004

The search for cost-effective disaster recovery

Establishing data's value Mission-critical data is the organization's most vital data. It's usually tied to primary business processes, primary applications and service-level agreements (SLAs). Losing access to this data means risking organizational death. Lost data almost certainly means loss of business and revenue and potential lawsuits. The organization must have access to this data regardless of the cost. Examples include online transaction processing (OLTP), order entry, customer service and current e-mail. If an application has a recovery point objective (RPO) of immediate or near immediate, and a recovery time objective (RTO) of immediate or near immediate, it's mission-critical data. Essential data is very important to the organization. It's commonly used for critical, day-to-day operations. The data doesn't require instantaneous recovery to keep the organization running. Essential data may be classified by the organization as secret. Examples include engineering software development code, marketing plans, product ...

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Features in this issue

  • The search for cost-effective disaster recovery

    Creating an efficient DR strategy starts with determining the value of your company's applications and data. You can find the right mix of DR technologies to protect your data without breaking the bank.

  • Accommodating arrays

    by  Jerome Wendt

    Modern storage arrays offer disk types to meet any need -- costly Fibre Channel (FC) disks for high-end applications requiring superior performance and availability, and lower-priced SATA disks for less-critical data. The arrays also come with mixed RAID configurations. But selecting the right mix of disks and RAID levels requires understanding the impact of those decisions.

  • Cheap SANs--Hype or Hot?

    Low-cost SANs still looking for a market

Columns in this issue