Asus P9D-I - Manual (Page 122)

5-32 Chapter 5: RAID configuration
5.2.8 Enabling the Disk Write Cache (DWC)
You may manually enable the RAID controller’s Disk Write Cache option after creating a RAID
set to improve the data transmission performance.
3. Select On from the Change DWC and press <Enter> to turn on the option.
4. Go to Management Menu, select Objects > Virtual Drive. Select an existing Virtual
Drive and press <Enter>.
When you enable DWC, you may lose data when a power interruption occurs while transmitting
or exchanging data among the drives.
The WriteCache function is recommended for RAID 1 and RAID 10 sets. You have to
manually configure the Adapter and the Virtual Drive of the RAID set you created.
To enable DWC:
1. From the Management Menu, select Objects > Adapter. Select an existing adapter then
press <Enter> to display the adapter properties.
2. Select Disk WC then press <Enter>.
Use Cursor Keys To Navigate Between Items And Press Enter To Select An Option
LSI Software RAID Configuration Utility Ver C.05 Oct 26, 2011
BIOS Version A.11.02090932R
Disk Write Cache - Off(Write Through or On(Write Back)
Configure
Initialize
Objects
Rebuild
Check Consistency
Management Menu
Adapter
Virtual Drive
Physical Drive
Objects
Rebuild Rate = 30
Chk Const Rate = 30
FGI Rate = 30
BGI Rate = 30
Disk WC = Off
Read Ahead = On
Bios State = Enable
Cont On Error = Yes
Fast Init = Enable
Auto Rebuild = On
Auto Resume = Enable
Disk Coercion = 1GB
Factory Default
Adapter 0