Promise Technology 2-Year Extended Warranty for VessR2000 RAID Head - Manual (Page 226)

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Product Manual WebPAM PROe - System Configuration
3. Click the logical drive you want, then click the View button.
Logical Drive information displays, including:
• ID – LD0, LD1, LD2, etc.
• Alias – If assigned
• Array ID –- ID number of the disk array where this logical drive was created
• RAID Level – Set when the logical drive was created
• Operational Status – OK means normal
• Capacity – Data capacity of the logical drive
• Number of Axles – For RAID 10, 2 axles. For RAID 50 and 60, 2 or more axles
• Physical Capacity – Data capacity of the physical drives
• Number of Physical Drives – The number of physical drives in the disk array
• Stripe size – Set at logical drive creation
• Read Policy – Adjustable
• Sector size – Set at logical drive creation
• Write Policy – Adjustable
• Preferred Controller ID – For RAID subsystems with dual controllers
• Tolerable Number of Dead Drives – Number of physical drives
that can fail without the logical drive going offline
• Host Accessibility - Normal, read-only, write-only, or not visible to host
• Synchronized – A new logical drive shows “ No ” until synchronizing
is completed. See “Synchronization” on page 156.
• Parity Pace – Pertains to some RAID levels
• WWN – Worldwide Name, a unique identifier assigned to this logical drive
• Codec Scheme – Pertains to some RAID levels
• Serial Number – Assigned to this logical drive
• ALUA Access State for Ctr l 1 - Active, optimized or standby
• ALUA Access State for Ctr l 2 - Active, optimized or standby
• Association State - for LUN clone
• Storage Service Status - for LUN clone
• PerfectRebuild - Enable or disable