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IBM Midrange System Storage Hardware Guide by Alexander Watson, John Sexton, Frank Schubert, Pablo Pedrazas, Corne Lottering, Chris Bogdanowicz, Alessio Bagnaresi, Bruce Allworth, Sangam Racherla

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Overview of IBM System Storage DS5000 RAID types
In this appendix, we explain the various RAID levels that you can configure when setting up disk arrays on the DS5000 storage subsystems. RAID is an acronym for Redundant Array of Independent Disks. Therefore, the basic structure of RAID is an array of disk drives.
The array is a collection of drives that is configured, formatted, and managed in a particular way. The number of drives in the array, and the way that data is split between them, is what determines the RAID level, the capacity of the ...

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