Dell PowerEdge R740 EMC PowerEdge RAID Controller S140 Users Guide - Page 35

Managing the physical disk write cache policy for SATA, drives

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Table 13. View Physical Disk Properties (continued) Manufacturing Date Displays the manufacturing date of the physical disk. Associated Virtual Disks Displays the disk ID, RAID level, size and status of the associated virtual disk. Figure 6. Physical Disk Properties Screen Managing the physical disk write cache policy for SATA drives Perform the following procedure to enable the physical disk write cache policy: 1. Enter the Dell PERC S140 Configuration Utility. See Entering the DELL PERC S140 Configuration Utility on page 26. 2. Click Physical Disk Management → Select Physical Disk Operations. 3. Click the link Manage Physical Disk Properties. The Manage Physical Disk Properties screen is displayed. 4. Select one or multiple physical disk to apply the write cache policy. 5. Choose from the following physical disk write cache policies: Physical disk write cache policies Description Default The physical disk write cache feature is enabled for: • SSDs • 3 Gbps HDDs The physical disk write cache feature is disabled for 6 Gbps HDDs. Enable The feature is enabled on the disk selected. UEFI RAID configuration utility 35

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Table 13. View Physical Disk Properties (continued)
Manufacturing Date
Displays the manufacturing date of the physical disk.
Associated Virtual Disks
Displays the disk ID, RAID level, size and status of the associated virtual disk.
Figure 6. Physical Disk Properties Screen
Managing the physical disk write cache policy for SATA
drives
Perform the following procedure to enable the physical disk write cache policy:
1.
Enter the
Dell PERC S140 Configuration Utility
. See
Entering the DELL PERC S140 Configuration Utility
on page 26.
2.
Click
Physical Disk Management
→
Select Physical Disk Operations
.
3.
Click the link
Manage Physical Disk Properties
.
The
Manage Physical Disk Properties
screen is displayed.
4.
Select one or multiple physical disk to apply the write cache policy.
5.
Choose from the following physical disk write cache policies:
Physical disk
write cache
policies
Description
Default
The physical disk write cache feature is enabled for:
•
SSDs
•
3 Gbps HDDs
The physical disk write cache feature is disabled for 6 Gbps HDDs.
Enable
The feature is enabled on the disk selected.
UEFI RAID configuration utility
35