Product manual

Chapter 4: Management with WebPAM PROe
163
Viewing Logical Drive Information
To view logical drive information:
1. Click the Storage tab.
2. Click the Logical Drive icon.
The list of logical drives appears.
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
• Synchronized – A new logical drive shows “No” until synchronizing is
completed. See “Synchronization” on page 122
• Parity Pace – Pertains to some RAID levels
• WWN – Worldwide Number, a unique identifier assigned to this logical
drive
• Codec Scheme – Pertains to some RAID levels
• Serial Number – Assigned to this logical drive