3Ware 9550SXU-12 User Manual page 234

3DM 2 Reference
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The SAS drive's unique World Wide Number.
SAS WWN.
The number of sectors that have been re-allocated due
Reallocated Sectors.
to bad sectors on the drive.
The total number of hours the drive has been powered-on.
Power On Hour.
The temperature of the drive.
Drive Temperature.
Spindle Speed . The drive speed in RPM.
Queuing Supported and
SATA-2 drives support NCQ (Native Command Queuing), which can result in
increased performance for some applications, usually server-type
applications. In order to make use of Native Command Queuing, the feature
must be enabled at both the drive and the controller. Not all drives support
queuing.
The queuing values in this window indicate whether the feature is supported
and enabled at the drive. At the controller level, queuing is enabled or
disabled for all drives in a unit on the Controller Settings page.
and
Link Supported Link Enabled.
that the disk drive supports and the current link speed.
SMART Data
SMART data is displayed as hex values.
Consult your disk drive manufacturer for information on how to interpret the
SMART data. The SMART data meaning varies by disk drive manufacturer
and model.
SMART data is not presently displayed for SAS drives.
3ware SAS/SATA RAID Software User Guide, Version 9.5.1
Queuing Enabled. (Not applicable to SAS drives)
These fields show the fastest link speed