Resync Mirrors window

Use this window to resynchronize mirrors.

For instructions, in the Help Contents tab, click UR pair operations Resynchronizing mirrors

Selected Mirrors table

Item

Description

Journal ID

Journal identifier.

Mirror ID

Mirror’s identifier

Attribute

Attribute of the mirror: Master, Restore, or Initial.

  • Master is displayed when the P-VOL is paired (initial copy performed).
  • Restore is displayed when the S-VOL is paired (initial copy performed).
  • Initial is displayed when neither data volume is paired yet (initial copy not performed).

Status

Status of the mirror.

Resync Mode

The type of mirror resynchronization to be performed.

  • Normal: Resynchronizes split pairs in the mirror that are in PSUS or PSUE status (open systems) or Suspend status (mainframe systems).
  • Delta: Runs the delta resync operation for all pairs in the mirror.
  • Return to standby: Recovers the status of pairs in the mirror from HLDE to HOLD for open systems (Hlde to Hold for mainframe).

Remote Storage System

Displays the following information about pair volumes in the Remote Storage System.

  • Model/Serial Number: Storage system model name and serial number.
  • Journal ID: Journal identifier.

Path Group ID

Path group identifier.

Number of Data VOLs

Number of volumes associated with the journal.

With the delta resync configuration, the number of data volumes registered to the journal of the mirrors not for delta resync is displayed. The number of volumes registered to the journal of the delta resync mirrors (whose status is Hold, Holding, or Hold(Failure)) is not displayed.

Data Capacity

Total capacity of all the data volumes.

With the delta resync configuration, the total capacity of the data volumes registered to the journal of the mirrors not for delta resync is displayed. The total capacity of the data volumes registered to the journal of the delta resync mirrors (whose status is Hold, Holding, or Hold(Failure)) is not displayed.

Remote Command Device

LDEV number of the remote command device if it is assigned to the mirror.

  • The column is blank if the remote command device is not assigned to the mirror.
  • A hyphen (-) indicates the remote command device cannot be assigned to the mirror.

CTG ID

Consistency group identifier.

CTG Utilization

Whether the consistency group is shared by multiple storage systems.

  • Single: The consistency group consists of a single pair of primary and secondary storage systems.
  • Multi: The consistency group consists of multiple storage systems.

Delta Resync Failure

Processing to take place if delta resync cannot be performed.

  • Entire Copy: All data in the P-VOL is copied to the S-VOL.
  • No Copy: No data is copied to the S-VOL.