![NEC Express5800/120Ei Скачать руководство пользователя страница 93](http://html.mh-extra.com/html/nec/express5800-120ei/express5800-120ei_user-manual_251183093.webp)
Configuring Your Server 4-25
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)
IMPORTANT:
To use RAID 5, RAID 6, or RAID 50 with Internal
RAID Controller (N8103-116 or equivalent), you need to additionally
install the optional N8103-119 RAID Upgrade Kit.
Содержание Express5800/120Ei
Страница 16: ...x This page is intentionally left blank ...
Страница 32: ...2 4 General Description 2 5 inch Disk Model 1 Additional slot 1 Additional slot 2 4 5 6 7 8 2 3 9 10 ...
Страница 126: ...4 58 Configuring Your Server The detailed settings is continued to the next page Click Next to view more information ...
Страница 137: ...Configuring Your Server 4 69 Use this menu to define several physical drives PD as a disk group DG ...
Страница 161: ...Configuring Your Server 4 93 3 Setting menu for VD 0 is displayed ...
Страница 213: ...Installing and Using Utilities 6 9 4 Click Parameter File Creator Parameter File Creator will appear ...
Страница 238: ...7 12 Maintenance This page is intentionally left blank ...
Страница 356: ...C 2 IRQ This page is intentionally left blank ...
Страница 410: ...F 2 Using a Client Computer Which Has a CD Drive This page is intentionally left blank ...
Страница 414: ...G 4 Product Configuration Record Table This page is intentionally left blank ...