Resync Pairs window

Primary Volume

The P-VOL information.

Values:

• LDEV ID The P-VOL's LDEV identification number.
• LDEV Name The P-VOL's LDEV name.
• Emulation Type(VSP 5000 series) The P-VOL's emulation type.
• Attribute The P-VOL's attribute.
• Capacity The P-VOL's capacity.
• CLPR The P-VOL's CLPR ID.

Copy Type

The volume’s copy type.

Values:

• TI HTI pair

Snapshot Group

The snapshot group name.

Information is displayed for this item only if you have configured a snapshot group for the HTI pair.

Status

The pair status.

For more information, see Thin Image Advanced pair status definitions.

Snapshot Date

The date and time that you created the pair to store snapshot data.

Secondary Volume

The S-VOL information.

Values:

• LDEV ID The S-VOL's LDEV identification number.
• LDEV Name The S-VOL's LDEV name.
• Emulation Type(VSP 5000 series) The S-VOL's emulation type.
• Attribute The S-VOL's attribute.
• Capacity The S-VOL's capacity.
• CLPR The S-VOL's CLPR ID.

Pool Name (ID)

The pool name and identification number.

Mirror Unit

The mirror unit number.

Cascade

Indicates whether a cascaded pair can be created.

• Enabled Cascaded pairs can be created.
• Disabled Cascaded pairs cannot be created.

A hyphen (-) displays for non-HTI pairs.

Type

The pair type.

• Snapshot A pair with the snapshot attribute.
• Clone A pair with the clone attribute or diff clone attribute. Thin Image Advanced does not support cloning.

  In the TI Pairs window, if Diff Compare Volume displays the LDEV ID, the diff clone attribute is set for the pair. If Diff Compare Volume displays a hyphen (-), the clone attribute is set for the pair.

A hyphen (-) displays for non-HTI pairs.

Topology ID

The topology ID, which indicates the layer of the pair based on the mirror unit. The topology ID consists of the LDEV ID of the root volume and the mirror unit number.

Resync Type

The type of resynchronization.

Values:

• Normal Copy (Primary > Secondary) A full forward resynchronization of data from the P-VOL to the S-VOL.
• Reverse Copy (Secondary > Primary) A full restoration of P-VOL data from the S-VOL. The differential data is updated on the P-VOL.

For more information about the types of pair resynchronization, see the Hitachi ShadowImage® User Guide.

Copy Pace

The speed at which the S-VOL is copied.

A hyphen (-) is displayed.