Logical Devices report

System Administrator Guide for Virtual Storage Platform E Series
Version
93-07-0x
Audience
anonymous
Part Number
MK-97HM85028-18


Item Description
LDEV ID The logical volume number
LDEV Name The logical volume name
Capacity (MB) Capacity of the logical volume
Emulation Type Emulation type of the logical volume
Resource Group Name Name of the resource group to which the LDEV belongs
Resource Group ID ID of the resource group to which the LDEV belongs
PG Number of the parity group to which the LDEV belongs.
  • If the number starts with "E" (for example, E1-1), the parity group contains external volumes.
  • If the number starts with "M" (for example, M1-1), the parity group contains FICON DM volumes.

    A hyphen (-) is displayed for Dynamic Provisioning and Thin Image V-VOLs.

RAID Level RAID level of the parity group to which the LDEV belongs*
Drive Type/Interface Type and interface of the drives in the parity group to which the logical volume belongs

For VSP E1090, this item is displayed as "Drive Type/Interface/RPM".
Drive Type-Code Type code of the drives in the parity group to which the logical volume belongs*
Drive Capacity Capacity of the drives in the parity group to which the LDEV belongs*
PG Members Drive locations of the parity group to which the LDEV belongs*
Allocated

Information about whether the host can access the LDEV:

  • Y: The host can access the volume.
  • N: The host cannot access the volume.
SSID SSID of the LDEV
CVS Information about whether the LDEV is a custom-size volume
OCS Oracle checksum
Attribute Attribute of the LDEV
Provisioning Type Provisioning type of the LDEV
Pool Name
  • For V-VOLs of Dynamic Provisioning, the name of the pool related to the logical volume is displayed.
  • If the logical volume attribute is Pool, the name of the pool to which the logical volume belongs is displayed.
  • When neither of the above is displayed, the pool name is blank.
Pool ID ID of the pool indicated by "Pool Name".

A hyphen (-) is displayed for volumes other than pool-VOLs or V-VOLs.

Current MPU Number of the MP unit that currently controls the LDEV
Setting MPU Number of the MP unit that you specified to control the LDEV
Command Device: Security Indicates whether Security is specified as the attribute for the command device. A hyphen (-) is displayed when "Attribute" is not "CMDDEV".
Command Device:

User Authentication

Indicates whether User Authentication is specified as the attribute for the command device. A hyphen (-) is displayed when "Attribute" is not "CMDDEV".
Command Device:

Device Group Definition

Indicates whether Device Group Definition is specified as the attribute for the command device. A hyphen (-) is displayed when "Attribute" is not "CMDDEV".
Encryption Indicates whether the parity group to which the LDEV belongs is encrypted:
  • For internal volumes: Enabled (encrypted) or Disabled (not encrypted)
  • For external volumes: blank
ALUA Mode Indicates whether the ALUA mode is enabled:
  • Enabled: ALUA mode is enabled.
  • Disabled: ALUA mode is disabled.
T10 PI Indicates the T10 PI attribute set for the LDEV:
  • Enabled
  • Disabled
  • Blank if the emulation type is not OPEN-V
RPM Revolutions-per-minute (RPM) (unit: krpm) of the drive in the parity group to which the LDEV belongs.

A hyphen (-) is displayed when the drive type is not HDD.*

This item is output only when the firmware version is 93-05-02 or later. For VSP E1090, this item is displayed between Interface and Drive Type-Code.

Namespace ID Namespace ID of the LDEV

This item is displayed only for VSP E1090.

This item is blank if the LDEV is not set as a namespace.
* A hyphen (-) is displayed if the LDEV is an external volume.