Asus DS300 G2 Series, Руководство пользователя

Страница: 102 / 262

DS300f G2 Series User Manual
96
M
anaGInG
l
oGICal
d
rIves
Logical drive management includes:
• "Viewing a List of Logical Drives" on page 96
• "Viewing Logical Drive Information" on page 96
• "Viewing Logical Drive Statistics" on page 97
• "Viewing Logical Drive Check Tables" on page 97
• "Creating a Logical Drive Manually" on page 97
• "Deleting a Logical Drive" on page 98
• "Making Logical Drive Settings" on page 98
• "Locating a Logical Drive" on page 98
• "Initializing a Logical Drive" on page 99
• "Redundancy Check on a Logical Drive" on page 99
• "Migrating a Logical Drive’s RAID Level" on page 100
• "Creating a LUN Clone" on page 100
v
IewInG a
l
ISt of
l
oGIcal
D
rIveS
To view a list of logical drives:
1. Click the
Storage
tab.
2. Click the
Logical Drive
icon.
The list of logical drives appears.
Logical Drive information includes:
• ID – LD0, LD1, LD2, etc.
• Alias – If assigned.
• Status – A green check
• icon means OK.
• Capacity – Data capacity of the logical drive.
• RAID Level – Set when the logical drive was created.
• Stripe
– Set when the logical drive was created.
• Cache Policy
– Read cache and Write cache settings.
• Array ID – ID number of the disk array where this logical drive was created.
v
IewInG
l
oGIcal
D
rIve
I
nformatIon
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
• 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
• 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