Dell OpenManage Server Administrator Version 7.2 Uživatelský manuál stáhnout pdf (Strana 308)

100

101

308 Supported Features

Read, Write, Cache and Disk Cache Policy

Minimum number of physical disks

in a RAID 6

NA NA NA

Minimum number of physical disks

in a RAID 60

NA NA NA

Maximum number of disks in

configured state (part of a virtual disk

or hot spares)

8814

Table A-26. Read, Write, and Cache Policy Supported by the SAS 5/iR, SAS 6/iR, and

H200 Controllers

Read, Write, and Cache Policy SAS 5/IR SAS 6/iR PERC H200

Cache settings NoNoNo

Read Policy No No No

Read Ahead (Enabled) No No No

Adaptive Read Ahead No No No

No Read Ahead (Disabled) No No No

Write Policy No No No

Write Back No No No

Write Through No No No

Force Write Back (Enabled Always) No No No

Write Cache Enabled Protected No No No

Cache Policy No No No

Disk Cache Policy Yes Yes Yes

Cache I/O NoNoNo

Direct I/O NoNoNo

Table A-25. Virtual Disk Specifications for the SAS 5/iR, SAS 6/iR, and PERC H200

Controllers

(continued)

Virtual Disk Specification SAS 5/IR SAS 6/iR PERC H200

1 2 ... 303 304 305 306 307 308 309 310 311 312 313 ... 329 330

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