Create UR Pairs window

Use this window to create pairs.

In this topic, you can view the following tables:

Settings

Item

Description

Remote Storage System

Selections in the remote system.

  • Model / Serial Number: Select the model and serial number.

  • Path Group ID: Select the ID of the path group.

Primary Volume Selection

Item

Description

Selection Object

Select a port in the local storage system.

  • Fibre: Select when specifying LU for Fibre port.

  • iSCSI: Select when specifying LU for iSCSI port.

If either of Fibre port or iSCSI port is available, a port is selected automatically.

LU Selection

  • Port ID: Local system's port identifier.

  • Host Group Name: Host group name. Displays only when Fibre port is selected in Port Name.

  • iSCSI Target Alias: Selections for iSCSI target alias. All of the LUNs in the indicated port for Available LDEVs if Any is selected. Displays when iSCSI port is selected for Port Name.

Available LDEVs

Information about P-VOLs.

  • Port ID: Port identifier.

  • Host Group Name / iSCSI Target Alias: Host group name or iSCSI target alias.

  • iSCSI Target Name: Volume's iSCSI target name.

  • LUN ID: LUN identifier.

  • LDEV ID: LDEV identifier.

  • LDEV Name: LDEV name.

  • Provisioning Type: Whether the volume is Basic (internal) or External.

  • Capacity: LDEV's capacity.

  • CLPR: CLPR ID.

Secondary Volume Selection

Item

Description

Base Secondary Volume

Information about Base Secondary Volume.

  • Port ID: Port identifier.

  • Host Group ID / iSCSI Target ID: Host group or iSCSI target identifier.

  • LUN ID: LUN identifier.

Selection Type

Default is Interval.

  • Interval: Interval for allocating S-VOLs.

  • Relative Primary Volume: S-VOLs paired with P-VOLs relative to LUN or LDEV numbers.

Mirror Selection

Item

Description

Master Journal

Select the master journal to which you allocate the primary volume. Registered journal IDs (except for those of restore journals) are displayed.

Mirror ID

Mirror's identifier.

Restore Journal

Select the restore journal to which you allocate secondary volumes. All journal IDs (000 to 0FF) are displayed.

Current Number of Master Journal Mirrors

Number of mirrors in the master journal.

Total Number of Master Journal Mirrors

Displays the following:

  • Number of mirrors in the master journal.

  • Number of mirrors added during the Create UR Pairs operation.

  • Number of mirrors for the selected volume in Selected Pairs table.

CTG ID

Displays consistency groups registered in the storage system. An asterisk indicates it is assigned to a pair in the Select Pairs table.

Options

Item

Description

Initial Copy Type

Whether data is copied to the S-VOL during this operation.

  • Entire Volume: Data is copied. The default.

  • None: Data is not copied.

  • Delta: Data is not copied.

Initial Copy Priority

Scheduling order for the initial copy operation. Range is 1 to 256; default is 32.

Error Level

Whether to split all pairs in the mirror if a failure occurs during this operation:

  • Mirror: Pairs in the mirror are split.

  • LU: Only the failed pair is split.

Selected Pairs table

Item

Description

Local Storage System

Information about volumes in the accessed system.

  • LDEV ID: LDEV identifier.

  • LDEV Name: LDEV name.

  • Port ID: Port identifier.

  • Host Group Name / iSCSI Target Alias: Host group name or iSCSI target alias.

  • iSCSI Target Name: Volume's iSCSI target name.

  • LUN ID: LUN identifier.

  • Journal ID: Journal's identifier.

  • Mirror ID: Mirror identifier.

  • Capacity: Volume's capacity.

  • CLPR: Volume's CLPR.

Remote Storage System

Information about the remote system.

  • Model / Serial Number: Model and serial number.

  • Port ID: Port identifier.

  • Host Group ID / iSCSI Target ID: Host group or iSCSI target identifier.

  • LUN ID: LUN identifier.

  • Journal ID: Journal's identifier.

Path Group ID

Path group ID.

CTG ID

Consistency group identifier.

Initial Copy Type

Type of the pair create operation.

Initial Copy Priority

Scheduling order for pair create operation.

Error Level

Whether all pairs in the mirror are split if a failure occurs during this operation.

Change Settings

Opens the Change Settings window.

Delete

Deletes the specified pair from the table.