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Vol. 3 No. 9 November 2004

Accommodating arrays

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. Arrays with mixed RAID support allow users to optimize application cost, performance and availability on a single array. With storage management an ever-escalating cost, the ability to select a single vendor's array to satisfy a multitude of storage scenarios is enticing. In addition to the different types of disk, the new arrays offer simplified management, ease of data migrations from one tier of disk to another, and the ability to increase capacity or improve performance on the fly. Is RAID 5 all you need? RAID 5 provides acceptable levels of protection, performance, availability and capacity for most applications. It's becoming the default standard for ...

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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

SearchSolidStateStorage

SearchVirtualStorage

SearchCloudStorage

SearchDisasterRecovery

SearchDataBackup

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