Accusys ExaSAN B08S2-PS User Manual

Page 7

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User Guide

Page vi

5.1

How RAID Works

.................................................................................................................. 5-1

5.2

Data Storage Methods

............................................................................................................ 5-1

5.2.1

Data Striping

.......................................................................................................................................5-1

5.2.2

Data Mirroring

....................................................................................................................................5-1

5.2.3

Data Parity

..........................................................................................................................................5-1

5.3

RAID Levels

............................................................................................................................ 5-2

5.3.1

RAID 0: Striping

.................................................................................................................................5-2

5.3.2

RAID 1: Mirroring

..............................................................................................................................5-2

5.3.3

RAID 5: Independent data disks with distributed parity

.....................................................................5-2

5.3.4

RAID 6: Independent data disks with two Independent parity schemes

.............................................5-2

5.3.5

RAID 0+1: Striped set with Mirroring

................................................................................................5-2

6.

Appendices

........................................................................................................................................ 6-1

Appendix A: FAQs

.............................................................................................................................. 6-2

Appendix B: Icons

............................................................................................................................... 6-5

Appendix C: Customer Service and Support

.................................................................................... 6-6

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