Description: The administrative state of the device. The following are all the possible values: invalid - current value is invalid. optimal - device is fully functional and is not running diagnostics that may impact performance. verifying - diagnostics are being run on the device. Performance of the device may be affected. failed - catastrophic failure has occurred. warning - user-specified error threshold has been crossed. Device failure may be imminent. formatting - device is being formatted. formatCertifying - a SCSI format with certify command in progress. missing - device is physically missing or does not respond to commands on the SCSI bus. notCreated - array has been defined by the user but the changes are have not been committed to the hardware. degraded - redundant array has a failed component which results in degraded performance and loss of fault-tolerance. building - array is in the process of building. verifyFixing - device is processing an SCSI verify fix command. abortActivity - this value allows the user to abort any background tasks on the controller, such as Build, Rebuild and Verify.