Users Guide


Read, Write, Cache and Disk Cache Policy
Table A-51. Read, Write, and Cache Policy Supported by the PERC S100 and S300 Controllers

Enclosure Support
Table A-52. Enclosure Support on the PERC S100 and S300 Controllers
Supported Features on the Non-RAID Controllers
This section identifies the controller-supported features and whether or not an enclosure can be attached to the controller.
l "Controller Tasks"
l "Battery Tasks"
l "Connector Tasks"
l "Physical Disk Tasks"
l "Virtual Disk Tasks"
l "Enclosure Support"
For enclosure-supported tasks, see "Enclosure and Backplane Features."

Controller Tasks
Table A-53. Controller Tasks Supported on the Non-RAIDControllers

Read, Write, and Cache Policy

PERC S100

PERC S300
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)
No
No
Write Cache Enabled Protected
No
No
Cache Policy
No
No
Disk Cache Policy
No
No
Cache I/O
No
No
Direct I/O
No
No

Enclosure Support

PERC S100

PERC S300
Can an enclosure be attached to this controller?
No
No

Controller Task Name

Non-RAID SCSI

Non-RAID SAS
Enable Alarm
No
No
Disable Alarm
No
No
Quiet Alarm
No
No
Test Alarm
No
No
Reset configuration
No
No
Set Rebuild Rate
No
No
Set Background Initialization Rate
No
No