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Configuring Your Server 4-39
RAID Levels
Characteristics of RAID Levels
The table below lists the characteristics of the RAID levels.
Level
Function
Redundancy
Characteristics
RAID0
Striping
No
•
Data read/write at the highest rate
•
Largest capacity
•
Capacity: (capacity of single HDD) ×
(number of HDDs)
RAID1
Mirroring
Yes
•
Two HDDs required
•
Capacity: capacity of single HDD
RAID5
Striping of both data
and redundant data
Yes
•
Three or more HDDs required
•
Capacity: (capacity of single HDD) ×
((number of HDDs) - 1)
RAID6
Striping of both data
and redundant data
Yes
•
Three or more HDDs required
•
Capacity: (capacity of single HDD) ×
((number of HDDs) - 2)
RAID10
Spanning of RAID1
Yes
•
Four or more HDDs required
•
Capacity: (capacity of single HDD) ×
((number of HDDs) - 2)
RAID50
Spanning of RAID5
Yes
•
Six or more HDDs required
•
Capacity: (capacity of single HDD) ×
((number of HDDs) - 2)
Содержание Express5800/R140a-4
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Страница 152: ...4 54 Configuring Your Server The detailed settings is continued to the next page Click Next to view more information ...
Страница 163: ...Configuring Your Server 4 65 Use this menu to define several physical drives PD as a disk group DG ...
Страница 186: ...4 88 Configuring Your Server 3 Setting menu for VD 0 is displayed ...
Страница 194: ...4 96 Configuring Your Server This page is intentionally left blank ...
Страница 238: ...5 44 Installing the Operating System with Express Setup This page is intentionally left blank ...
Страница 247: ...Installing and Using Utilities 6 9 4 Click Parameter File Creator Parameter File Creator will appear ...
Страница 260: ...6 22 Installing and Using Utilities This page is intentionally left blank ...
Страница 278: ...7 18 Maintenance This page is intentionally left blank ...
Страница 352: ...8 74 Troubleshooting This page is intentionally left blank ...
Страница 414: ...9 62 Upgrading Your Server 6 Remove the CPU protect cover 7 Remove the dummy cover from the socket ...
Страница 430: ...C 4 This page is intentionally left blank ...
Страница 457: ...Installing Windows Server 2008 D 27 4 Activate Windows The Windows activation is complete ...