Users Guide

• Disabled — Prevents the Patrol Read task from running on the system.
To Locate Set Patrol Read Mode In Storage Management
1. In the Server Administrator window, under the system tree, expand Storage to display the controller objects.
2. Select a controller object.
3. Click Information/Configuration on the controller Properties page.
4. Select Set Patrol Read mode from the Available Tasks drop-down menu.
5. Click Execute.
You can also locate this task from the Change Controller Properties drop-down menu.
Starting And Stopping Patrol Read
Does my controller support this feature? See Supported Features.
NOTE:
The Patrol Read operation is not supported on solid-state drives (SSD).
NOTE: This task is not supported on PERC hardware controllers running in HBA mode.
When the Set Patrol Read mode is set to Manual, you can start the Patrol Read task or stop the task when it is running.
There are certain conditions under which the Patrol Read task cannot be run.
To start or stop the Patrol Read Task:
Click Start Patrol Read or Stop Patrol Read.
NOTE:
On PERC 9 family and later of hardware controllers, the Stop Patrol Read task displays: Patrol Read Aborted or
Manually Stopped. On controllers prior to PERC 9, the Stop Patrol Read task displays: Patrol Read is Completed.
To exit without starting or stopping the Patrol Read, click Go Back to Previous Page.
Locate Start Stop Patrol Read In Storage Management
1. In the Server Administrator window, under the system tree, expand Storage to display the controller objects.
2. Select a controller object.
3. Click Information/Configuration on the controller Properties page.
4. Select Start Patrol Read or Stop Patrol Read from the Available Tasks.
5. Click Execute.
You can also locate this task from the Change Controller Properties drop-down menu.
Changing The Controller Properties
NOTE:
This task is not supported on PERC hardware controllers running in HBA mode.
Does my controller support this feature? See Supported Features.
The Change Controller Properties task provides you the option to change multiple controller properties simultaneously. This task is
available only on SAS controllers with firmware version 6.1 and later.
You can change any or all of the following properties using the Change Controller Properties task:
• Rebuild Rate
• BGI Rate
• Check Consistency Rate
• Reconstruct Rate
• Abort check consistency on error
• Revertible Hot Spare
• Load Balance
• Auto replace member on predictive failure
• Redundant path view
Controllers
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