Storage Subsystem Views - By LUN

Use this report to view the relationships between the LUNs and the computers and filesystems/logical volumes in your environment.

To generate a report for the relationship you want to view, select an item from the Relate LUNs to: field on the Selection tab. The Selection tab appears when you left-click the Reporting --> Storage Subsystems --> Storage Subsystems Views --> By LUN node. For more information about this tab, see Selecting an Object.

The following section describes the fields that appear on the report based on the options selected on the Selection tab.

Computer

The following fields appear on the By Storage Subsystem report if you selected Computers from the Relate LUNs to: field on the Selection tab. Use this report to view the computers that are using space on LUNs.

Field Name

Description

Storage Subsystem

name/alias of storage subsystem containing a LUN or the IBM SAN Volume Controller managing the LUN

Storage Subsystem Type

type of storage subsystem, such as IBM ESS

LUN name (disk array)

name assigned to a LUN by a storage subsystem

Computer

name of a computer using a LUN

Device Path (computer)

name of the disk on a computer using a LUN

LUN Capacity

storage capacity of all LUNs visible to (surfaced on) each reported computer

Allocated LUN Space

storage capacity of a LUN minus a LUNs unallocated space

Unallocated LUN Space

LUN capacity assigned to each computer minus the space that has been allocated to a logical volume

Filesystems/Logical Volumes

The following fields appear on the By Storage Subsystem report if you selected Filesystems/Logical Volumes from the Relate LUNs to: field on the Selection tab. Use this report to view the filesystems/logical volumes that are consuming space on LUNs.

Field Name

Description

Storage Subsystem

name/alias of a storage subsystem hosting a LUN or the IBM SAN Volume Controller managing the LUN

Storage Subsystem Type

type of storage subsystem, such as IBM ESS

LUN name (disk array)

name assigned to a LUN by a storage subsystem

Computer

name of a computer using a LUN

Filesystem or Logical Volume Path

name or path of a filesystem/logical volume using space on a LUN

Capacity

total usable storage capacity of a LUN

Freespace

amount of storage space available on a LUN

Device Path (computer)

name assigned to a LUN by the operating system

 

For more information, see Storage Subsystem Reporting - Overview.