User's Manual

Virtual Disk Specification SAS 5/IR SAS 6/iR PERC H200
Minimum Number of Physical
Disks in a RAID 5
NA NA NA
Minimum Number of Physical
Disks in a RAID 10
NA NA 4
Minimum Number of Physical
Disks in a RAID 50
NA NA NA
Maximum number of physical
disks in a RAID 6
NA NA NA
Maximum number of physical
disks in a RAID 60
NA NA NA
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)
8 8 14
Read, Write, And Cache Policy Supported By The SAS 5/iR, SAS 6/iR, And
H200 Controllers
Table 63. 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 No No No
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
238