AMCC 9590SE-4ME User Manual

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Chapter 2. CLI Syntax Reference
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3ware Serial ATA RAID Controller CLI Guide for the Power Mac G5
having to specify it as a spare. It also means that if you accidentally 
disconnect a drive (causing the controller to see it as a failed drive) and then 
reconnect it, the controller will automatically try to use it again. 
If the policy is off, spares are the only candidates for rebuild operations.
Example:
 
//localhost> /c0 set autorebuild=enable
Setting Auto-Rebuild Policy on /c0 to enable ... Done.
/c
x
 start mediascan
This command applies only to 7000/8000 controllers. For 9000 series 
controllers, use the verify command.
This command provides media scrubbing for validating the functionality of a 
disk, including bad block detection, remapping, and so forth. The command 
starts a media scan operation on the specified controller /cx
/c
x
 stop mediascan
This command applies only to 7000/8000 controllers. 
This commands stops a media scan operation on the specified controller /cx
(Media scans are started using /cx start mediascan.)