Tree of parity groups and vdevs, Ldev table, Tree of parity groups and vdevs ldev table – HP XP Data Shredder Software User Manual

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Tree of Parity Groups and VDEVs

The tree of parity groups and VDEVs (on the left side of the Customized Volume window)
shows the hierarchical structure of the storage system. For example, a disk group number
(Box1), parity group number (1-1), RAID level (RAID1(2D+2D)), and VDEV number (1-1-(1))
are shown.

If you open the Internal folder, the tree shows parity groups in the local storage system
(that is, the storage system you are currently logged in to).

If you open the External folder, the tree shows parity groups in external storage systems.

If you open the XP Snapshot folder, the tree shows parity groups containing XP Snapshot
VDEVs.

If you open the XP Thin Provisioning folder, the tree shows parity groups containing HP
StorageWorks XP Thin Provisioning Software VDEVs.

NOTE:

A parity group number starting with E (for example, E1-1) indicates that the parity group
consists of one or more external volumes.

A parity group number starting with V (for example, V1-1) indicates that the parity group
consists of one or more XP Snapshot virtual volumes (V-VOLs).

A parity group number starting with X (for example, X1-1) indicates that the parity group
consists of one or more XP Thin Provisioning virtual volumes (V-VOLs).

The following icons indicate the parity group status (see

Table 12 (page 27)

):

Table 12 Parity Group Status Icons

Parity Group Status

Icon

Parity group

A set of parity groups that are concatenated into one. Each LDEV in this set of parity groups
usually extends over more than one parity group.

The following icons indicate the VDEV status.

Table 13 VDEV Status Icons

VDEV Status

Icon

No pending VLL actions. This icon appears immediately after you click Apply.

VLL actions have been stored, but not yet implemented on the storage system. This icon appears
before you click Apply.

LDEV Table

The LDEV table (on the right side of the Customized Volume window) shows information about the
logical volumes in the VDEV selected in the tree.

Customized Volume Window

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