User's Manual
Table 1-25. RAID Levels Supported by the PERC 5/E, PERC 5/i, PERC 6/E, PERC 6/I, PERC 6/I Modular, and CERC 6/I Controllers
Read, Write, Cache and Disk Cache Policy
Table 1-26. Read, Write, and Cache Policy Supported by the PERC 5/E, PERC 5/i, PERC 6/E, PERC 6/I, PERC 6/I Modular, and CERC 6/I
Controllers
Enclosure Support
Table 1-27. Enclosure Support on the PERC 5/E, PERC 5/i, PERC 6/E, PERC 6/I, PERC 6/I, Modular, and CERC 6/I Controllers
Supported Features on the PERC H800, PERC H700 Adapter, PERC H700 Integrated,
and PERC H700 Modular Controllers
This section identifies the controller-supported features and whether or not an enclosure can be attached to the controller.
l Controller Tasks
l Battery Tasks
l Connector Tasks
l Physical Disk Tasks
l Virtual Disk Tasks
l Virtual Disk Specifications
l Supported RAID Levels
l Read, Write, Cache and Disk Cache Policy
RAID Level
PERC 5/E
PERC 5/I
PERC 6/E
PERC 6/I
PERC 6/I Modular
CERC 6/I
Concatenation
No
No
No
No
No
No
RAID 0
Yes
Yes
Yes
Yes
Yes
Yes
RAID 1
Yes
Yes
Yes
Yes
Yes
Yes
RAID 5
Yes
Yes
Yes
Yes
Yes
Yes
RAID 10
Yes
Yes
Yes
Yes
Yes
Yes
RAID 50
Yes
Yes
Yes
Yes
Yes
Yes
RAID 6
No
No
Yes
Yes
Yes
Yes
RAID 60
No
No
Yes
Yes
Yes
Yes
Read, Write, and Cache Policy
PERC 5/E
PERC 5/I
PERC 6/E
PERC 6/I
PERC 6/I Modular
CERC 6/I
Cache settings
Yes
Yes
Yes
Yes
Yes
Yes
Read Policy
Yes
Yes
Yes
Yes
Yes
Yes
Read Ahead (Enabled)
Yes
Yes
Yes
Yes
Yes
Yes
Adaptive Read Ahead
Yes
Yes
Yes
Yes
Yes
Yes
No Read Ahead (Disabled)
Yes
Yes
Yes
Yes
Yes
Yes
Write Policy
Yes
Yes
Yes
Yes
Yes
Yes
Write Back (Enabled)
Yes
Yes
Yes
Yes
Yes
Yes
Write Through (Disabled)
Yes
Yes
Yes
Yes
Yes
Yes
Force Write Back (Enabled Always)
Yes
Yes
Yes
Yes
Yes
Yes
Write Cache Enabled Protected
No
No
No
No
No
No
Cache Policy
No
No
No
No
No
No
Disk Cache Policy
Yes
Yes
Yes
Yes
Yes
No
Cache I/O
No
No
No
No
No
No
Direct I/O
No
No
No
No
No
No
Enclosure Support
PERC 5/E
PERC 5/I
PERC 6/E
PERC 6/I
PERC 6/I Modular
CERC 6/I
Can an enclosure be attached to this controller?
Yes
No
Yes
No
No
No