VTRAK M-CLASS Product Manual

VTrak M-Class Product Manual
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Physical Drive
The Physical Drive–Information tab provides information about the selected
physical disk drive:
Physical Drive Information
• Device ID – PD plus the slot number where the drive is installed.
• Location – By enclosure and slot numbers.
• Alias – If an alias has been assigned.
• Physical Capacity – Theoretical capacity of the drive in GB.
• Configurable Capacity – Capacity of the drive in GB actually available for
use.
• Used Capacity – Capacity in GB lost to coercion or the difference between
physical and configurable capacity.
• Block Size – The size of the stripe blocks on this physical drive.
• Operational Status – OK is normal. Can also show Rebuilding, Forced
Online, Forced Offline, Transition Running, PDM Running, Media Patrol
Running, Stale, PFA, Offline or Dead.
• Configuration Status – The array to which the drive is assigned or its spare
designation, including Unconfigured, Stale, PFA, Global Spare, Dedicated
Spare, Revertible Global Spare, Revertible Dedicated Spare.
• Model – Drive Manufacturer's model name and/or number.
• Drive Type – 3 Gb/s SATAII or 1.5 Gb/s SATA 1.0.
• Serial Number – From the drive manufacturer.
• Firmware Version – From the drive manufacturer.
• Protocol Version – From the drive manufacturer.
Advanced Physical Drive Information
• Write Cache – Enabled or disabled as selected on the Physical Drives
Settings tab.
• Read Look Ahead (Cache) – Enabled or disabled as selected on the
Physical Drives Settings tab.
• SMART Feature Set – Enabled or disabled as selected on the Controller
Settings tab.
• SMART Self Test – Supported or not supported by this drive.
• SMART Error Logging – Supported or not supported by this drive.
• Command Queuing Support – NCQ or TCQ supported by this drive.
• Command Queuing – Enabled or disabled.
• Queue Depth – Number of commands the buffer can hold. Command
Queuing must be enabled.