![background image](http://html2.mh-extra.com/html/quantum/dxi4510/dxi4510_user-manual_3732247037.webp)
Chapter 1: DXi4000 System Description
Supported RAID Configurations
Quantum DXi4000 User’s Guide
13
Figure 5 OpenStorage (OST)
Example
Supported RAID Configurations
RAID is short for Redundant Array of Independent (or Inexpensive) Disks,
which is a category of storage that employs two or more drives in
combination for fault tolerance and performance. There are a number
of RAID levels in use today such as 0, 1, 3, 5, 6 and 10.
The DXi4000 uses the following RAID level:
•
RAID 6 Configuration
RAID 6 uses block-level striping with two parity blocks distributed across
all member disks. Dual parity provided by a RAID 6 configuration
ensures that your data retains full integrity even in the event of two
hard drive failures. Since single parity RAID levels are vulnerable to data
Summary of Contents for DXi4510
Page 1: ...User s Guide Quantum DXi4000 6 67092 03 Rev A...
Page 16: ...Tables xvi Quantum DXi4000 User s Guide...
Page 24: ...Preface xxiv Quantum DXi4000 User s Guide...
Page 42: ...Chapter 1 DXi4000 System Description Network Segmentation 18 Quantum DXi4000 User s Guide...
Page 52: ...Chapter 2 Basic Operations Locating Serial Numbers 28 Quantum DXi4000 User s Guide...
Page 272: ...Chapter 10 DXi4000 Utilities Reboot Shutdown 248 Quantum DXi4000 User s Guide...
Page 288: ...Appendix B Troubleshooting Common Problems and Solutions 264 Quantum DXi4000 User s Guide...