Logical Devices report

System Administrator Guide for VSP E990 and VSP G130, G/F350, G/F370, G/F700, G/F900

Version
88-08-0x
Audience
anonymous
Part Number
MK-97HM85028-11

The following figure shows an example of a Logical Devices report. The table following the figure describes the items in the report.



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 belongs1

Drive Type/RPM

Drive type, drive control name, and revolutions-per-minute (RPM) of the drive of the parity group to which the LDEV belongs.

A hyphen (-) is displayed as RPM when the drive is SSD.1

For VSP E990, this item is displayed as Drive Type/Interface.

Drive Type-Code

Type code of the drives in the parity group to which the logical volume belongs1

Drive Capacity

Capacity of the drives in the parity group to which the LDEV belongs1

PG Members

Drive locations of the parity group to which the LDEV belongs1

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 displayed1.
  • 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

T10 PI

Indicates the T10 PI attribute set for the LDEV:

  • Enabled
  • Disabled
  • Blank if the emulation type is not OPEN-V

ALUA Mode

Indicates whether the ALUA mode is enabled:
  • Enabled: ALUA mode is enabled.
  • Disabled: ALUA mode is disabled.
Notes:
  1. A hyphen (-) is displayed if the LDEV is an external volume.