Dell EMC Server Administrator Storage Management 9.1

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 H800 PERC H810 Adapter 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 MonolithicPERC H330 Adapter/ Mini Monolithic/Mini Blades/Embedded PERC H830 Adapter PERC H840 AdapterPERC FD33xD/FD33xS
Cache settings YesYesYesYesYesNoYesYesYesNoYesYesYes
Read Policy YesYesYesYesYesNoYesYesYesNoYesYesYes
Read Ahead (Enabled) YesYesYesYesYesNoYesYesYesNoYesYesYes
Adaptive Read Ahead YesYesNoNoNoNoNoNoNoNoNoNoNo
No Read Ahead (Disabled) YesYesYesYesYesYesYesYesYesYesYesYesYes
Write Policy YesYesYesYesYesNoYesYesYesNoYesYesYes
Write Back (Enabled) YesYesYesYesYes No YesYesYes No YesYesYes
Write Through (Disabled) YesYesYesYesYes Yes YesYesYes Yes YesYesYes
Force Write Back (Enabled Always) YesYesYesYesYes No YesYesYes No YesYesYes
Write Cache Enabled Protected NoNoNoNoNoNoNoNoNoNoNoNoNo
Cache Policy NoNoNoNoNoNoNoNoNoNoNoNo
Disk Cache Policy YesYesYesYesYesYesYesYesYesYesYesYes
Cache I/O NoNoNoNoNoNoNoNoNoNoNoNo
Direct I/O NoNoNoNoNoNoNoNoNoNoNoNo