# Controller object

Use this object to work with ServeRAID controllers and their subobjects or to display their properties.

Note: A system supports a maximum of 12 controllers.

## Possible subobject

- (Arrays)
- (Logical drives)
- (Physical drives)
- (Hot-spare drives)

## Warning and error conditions

- (warning) is displayed for the following conditions:
  - Any subobject of the controller has any warning or error conditions.
  - The controller has a battery-backup cache problem.
- (error) is displayed for the following conditions:
  - The controller has failed.
  - The controller has a bad configuration.

## Actions

- Configure RAID
- Restore to the factory-default settings
- Copy configuration from drives
- Delete all arrays
- Create logical drive in array [number]
- Clustering actions
  - Configure for clustering
  - View shared drives
  - Fail from active to passive controller
- Scan for new or removed ready drives
- Identify all physical drives
- Replace a hot-swap controller

The following actions are available only in startable-CD mode:

- Clustering actions
  - Enable or disable unattended mode
- Change rebuild rate
- Change stripe-unit size
- Enable or disable read-ahead cache mode
- Change BIOS-compatibility mapping

Glossary | Index | Contents

x-0202-SRM-00-00-EN