3 raid levels, Raid levels, 3raid levels – LSI MegaRAID Enterprise 1600 User Manual

Page 29

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Chapter 3 RAID Levels

15

3

RAID Levels

There are six official RAID levels (RAID 0 through RAID 5). MegaRAID supports RAID levels 0,
1, 3, and 5. LSI Logic has designed three additional RAID levels (10, 30, and 50) that provide
additional benefits. The RAID levels that MegaRAID supports are:

RAID Level

Type

turn to

0

Standard

page 17

1

Standard

page 18

3

Standard

page 19

5

Standard

page 21

10

MegaRAID only

page 22

30

MegaRAID only

page 23

50

MegaRAID only

page 24

Select RAID Level To ensure the best performance, you should select the optimal RAID level when you create a

system drive. The optimal RAID level for your disk array depends on a number of factors:

• the number of drives in the disk array

• the capacity of the drives in the array

• the need for data redundancy

• the disk performance requirements

Selecting a RAID Level The factors you need to consider when selecting a RAID level are listed on the next page.

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