Delete LDEVs window

Use the window to delete an LDEV from a parity group.

Item

Description

LDEV ID

LDEV identifier, which is the combination of LDKC, CU, and LDEV.

LDEV Name

LDEV name.

Parity Group ID

Parity group identifier.

Pool Name (ID)

Pool name and pool identifier.

Capacity

LDEV capacity.

Provisioning Type

Provisioning type assigned to the LDEV.

  • Basic: Internal volume.
  • DP: DP-VOL.
  • External: External volume.
  • Snapshot: Thin Image volume.
  • ALU: LDEV with the ALU attribution.

Attribute

Displays the attribute of the LDEV.

  • Command Device: RAID Manager command device.
  • TSE: TSE-VOL for Compatible FlashCopy® SE.
  • ALU: LDEV with the ALU attribution.
  • SLU: LDEV with the SLU attribution.
  • Data Direct Mapping: LDEV with the data direct mapping attribute.
  • NAS Platform (User LU): LDEV used for storing the NAS user data. This value appears if the NAS module is installed.

  • NAS Platform (System LU): LDEV used for storing the NAS firmware system data. This value appears if the NAS module is installed.

  • Deduplication System Data Volume: LDEV used to manage data deduplication.
  • - (hyphen): LDEV for which the attribute is not defined.

Accelerated Compression

Displays information about the accelerated compression of the parity group that is created of LDEVs

Enabled: The accelerated compression function for the parity group is enabled.

Disabled: The accelerated compression function for the parity group is disabled.

- (hyphen): The parity group does not support the accelerated compression function.

Expanded Space Used

Displays the information that LDEV is allocated in the expanded area or the physical area. If accelerated compression is enabled, LDEVs are initially allocated in the physical area, and then LDEVs are allocated in the expanded area.

This item is displayed whether the LDEV area is allocated in the expanded area or physical area.

Yes: LDEV is allocated in the expanded area.

No: LDEV is allocated in the physical area.

Capacity Saving

Displays the capacity saving setting of the LDEV.

  • Compression: The compression function is used.
  • Deduplication and Compression: The deduplication and compression functions are used.
  • Disabled: The capacity saving function is not used.
  • - (hyphen): The LDEV does not support the capacity saving function.