Library Table of Contents Index Previous Next Comments

Displaying the status and statistics of disks

Understanding the disk management display  Top

You can view the status of disks on your appliance using the Disk - Management page (Maintenance tab > Disk > Management) of the Appliance Manager.

The following table describes the different columns in the Disk - Management page output.

Output heading

Description

Host Adapter

Indicates the host adapter number, which is the number of the slot in which the disk adapter is installed.

Shelf

Shelf is the number of the disk shelf that is connected to the disk adapter interface on the host adapter. Multiple disk shelves can be connected to a disk adapter interface if the disk adapter is a differential SCSI adapter or a fibre channel adapter. The disk shelf number starts at 0.

Type

Indicates the type of disk adapter, for example, Fibre Channel and SCSI.

Bay

Bay is the number of the disk slot in the disk shelf, which starts at 0.

Disk ID

Disk ID is represented in the x.y format, where x is the host adapter and y is the disk number. For more information, see Understanding disk addresses.

Size

Size of the disk in megabytes. The disk sizes are "right-sized," as explained in Understanding usable space on each disk.

Disk Type

Indicates the current function of the disk. A disk can be a data, spare, or parity disk.

Disk Operations

The operations allowed on the disks in the appliance.

The Fail operation changes the state of a disk to "Bad."

The Promote operation promotes a spare disk to a file system disk.

Understanding disk statistics  Top

You can view the disk statistics of your appliance using the System Status - General page (Data tab > System Status > General) in the Appliance Manager. The options that display disk statistics on the System Status - General page are as follows:

Library Table of Contents Index Previous Next Comments