Dell EMC Server Administrator Storage Management 9.4

Read, Write, Cache And Disk Cache Policy Supported By PERC Hardware Controllers

Table 1. Read, Write, and Cache Policy Supported by PERC Hardware Controllers
Read, Write, and Cache Policy PERC H700 Adapter/Integrated/Modular PERC H710 Adapter/Mini Monolithic/Mini Blade PERC H710P Adapter PERC H310 Adapter/Mini Blade/Mini Monolithic PERC H730P Adapter/ Mini Monolithic/Mini Blades/Slim PERC H730 Adapter/ Mini Monolithic/Mini Blades PERC H740P Adapter/ Mini Monolithic PERC H330 Adapter/ Mini Monolithic/Mini Blades/Embedded PERC H830 Adapter PERC H840 Adapter PERC FD33xD/FD33xS PERC H730P MX PERC H745P MX PERC H745P Front / Adapter PERC H345 Frnt / Adapter
Cache settings Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Read Policy Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Read Ahead (Enabled) Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Adaptive Read Ahead No No No No No No No No No No No No No No No
No Read Ahead (Disabled) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Write Policy Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Write Back (Enabled) Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Write Through (Disabled) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Force Write Back (Enabled Always) Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes
Write Cache Enabled Protected No No No No No No No No No No No No No No No
Cache Policy No No No No No No No No No No No No No No No
Disk Cache Policy Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Cache I/O No No No No No No No No No No No No No No No
Direct I/O No No No No No No No No No No No No No No No