Read, Write, Cache, and Disk Cache Policy supported by PERC hardware controllers

Table 1. Read, Write, and Cache Policy supported by PERC hardware controllers—PERC 12
Read, Write, and Cache Policy PERC H965i Front/Adapter PERC H965i MX
Cache settings Yes Yes
Read Policy Yes Yes
Read Ahead (Enabled) Yes Yes
Adaptive Read Ahead No No
No Read Ahead (Disabled) Yes Yes
Write Policy Yes Yes
Write Back (Enabled) Yes Yes
Write Through (Disabled) Yes Yes
Force Write Back (Enabled Always) Yes Yes
Write Cache Enabled Protected No No
Cache Policy No No
Disk Cache Policy Yes Yes
Cache I/O No No
Direct I/O No No
Table 2. Read, Write, and Cache Policy supported by PERC hardware controllers—11
Read, Write, and Cache Policy PERC 755 Front/Adapter PERC H750 Adapter PERC H755N Front PERC H755 MX PERC H355 Front/Adapter PERC H350 Mini Monolithic/Mini Mono Low Profile
Cache settings Yes Yes Yes Yes Yes No
Read Policy Yes Yes Yes Yes Yes No
Read Ahead (Enabled) Yes Yes Yes Yes Yes No
Adaptive Read Ahead No No No No No No
No Read Ahead (Disabled) Yes Yes Yes Yes Yes Yes
Write Policy Yes Yes Yes Yes Yes No
Write Back (Enabled) Yes Yes Yes Yes Yes No
Write Through (Disabled) Yes Yes Yes Yes Yes Yes
Force Write Back (Enabled Always) Yes Yes Yes Yes Yes No
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 Yes
Cache I/O No No No No No No
Direct I/O No No No No No No
Table 3. Read, Write, and Cache Policy supported by PERC hardware controllers—PERC 10
Read, Write, and Cache Policy PERC H840 Adapter PERC H745P MX PERC H745P Front/Adapter PERC H345 Front/Adapter PERC H740P Adapter/ Mini Monolithic
Cache settings Yes Yes Yes Yes Yes
Read Policy Yes Yes Yes Yes Yes
Read Ahead (Enabled) Yes Yes Yes Yes Yes
Adaptive Read Ahead No No No No No
No Read Ahead (Disabled) Yes Yes Yes Yes Yes
Write Policy Yes Yes Yes Yes Yes
Write Back (Enabled) Yes Yes Yes Yes Yes
Write Through (Disabled) Yes Yes Yes Yes Yes
Force Write Back (Enabled Always) Yes Yes Yes Yes Yes
Write Cache Enabled Protected No No No No No
Cache Policy No No No No No
Disk Cache Policy Yes Yes Yes Yes Yes
Cache I/O No No No No No
Direct I/O No No No No No
Table 4. Read, Write, and Cache Policy supported by PERC hardware controllers—PERC 9
Read, Write, and Cache Policy PERC FD33xD/FD33xS PERC H730P MX PERC H730P Adapter/ Mini Monolithic/Mini Blades/Slim PERC H730 Adapter/ Mini Monolithic/Mini Blades PERC H330 Adapter/ Mini Monolithic/Mini Blades/Embedded PERC H830 Adapter
Cache settings Yes Yes Yes Yes No Yes
Read Policy Yes Yes Yes Yes No Yes
Read Ahead (Enabled) Yes Yes Yes Yes No Yes
Adaptive Read Ahead No No No No No No
No Read Ahead (Disabled) Yes Yes Yes Yes Yes Yes
Write Policy Yes Yes Yes Yes No Yes
Write Back (Enabled) Yes Yes Yes Yes No Yes
Write Through (Disabled) Yes Yes Yes Yes Yes Yes
Force Write Back (Enabled Always) Yes Yes Yes Yes No 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 Yes
Cache I/O No No No No No No
Direct I/O No No No No No No