A NetScaler SDX
appliance supports a maximum of eight physical-drive slots, that is, a pair of
four slots on each side of the appliance. You can insert physical drives into
the slots. Before you can use a physical drive, you must make it part of a
logical drive needs.
In the Management Service, the
RAID screen includes tabs for logical drives,
physical drives, and storage repositories.
Logical Drives tab, you can view the name,
state, size, of each logical drive, and information about its component
physical drives. The following table describes the states of the virtual drive.
|| The virtual drive operating condition is good. All configured
drives are online.
|| The virtual drive operating condition is not optimal. One of
the configured drives has failed or is offline.
|| The virtual drive has failed.
|| The virtual drive is not available to the RAID controller.
You can also view
the details the physical drives associated with the logical drive by selecting
the logical drive and clicking
Show Physical Drive.
To create a new logical drive
- Navigate to
RAID, and select the
Logical Drives tab.
- In the
Create Logical Disk dialog box, select two slots that contain
operational physical drives, and then click
A NetScaler SDX
appliance supports a maximum of eight physical slots, that is, a pair of four
slots on each side of the appliance. On the
tab, you can view the following information:
slot associated with the physical drive.
- Size—Size of
the physical drive.
State—State of the firmware. Possible Values:
- Online, spun up—Physical
drive is up and is being controlled by RAID.
(good)—Physical drive is in good condition and can be added as a part of the
logical drive pair.
- Unconfigured (bad)—Physical
drive is not in good condition and cannot be added as part of a logical drive.
State— Indicates if the disk is empty.
Drive— Associated logical drive.
Drives pane, you can perform the following actions on the physical drives:
Initialize—Initialize the disk. You can initialize
the physical drive if it is not in good state and needs to be added as a part
of logical drive pair.
- Rebuild—Initiate a rebuild of the drive. When a
drive in a drive group fails, you can rebuild the drive by re-creating the data
that was stored on the drive before it failed. The RAID controller re-creates
the data stored on the other drives in the drive group.
the drive on the appliance, indicated by causing the Drive Activity LED
associated with the drive to blinnk.
Locate—Stop locating the drive on the appliance.
- Prepare to
Remove—Deactivate the selected physical drive so that it can be
Repository tab, you can view the status of storage repositories on
NetScaler SDX appliance. You can also view information about a
storage-repository drive that is not attached, and you can remove such a drive
by selecting the it and then clicking
The Storage Repository tab displays the following information about each
- Name—Name of
the storage repository drive.
- Is Drive
Attached—Whether the storage repository is attached or not. If the
drive is not attached, you can click
- Size—Size of
the storage repository.
- Utilized—Amount of storage-repository space in use.