Mirror selection, Options – HP XP Racks User Manual

Page 125

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Mirror Selection

Cnt Ac-J and Cnt Ac-J Z only.

Description

Item

Master journal number and type.

Master Journal

Mirror's identifier.

Mirror ID

Restore journal number.

Restore Journal

Number of mirrors in the master journal.

Current Number of Master Journal
Mirrors

Displays the following:

Total Number of Master Journal
Mirrors

Number of mirrors in the master journal.

Number of mirrors added during the Create Pairs operation.

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

Cnt Ac-J only.

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

Description

Item

Cnt Ac-S and Cnt Ac-S Z only

Primary Volume Fence Level

Whether the P-VOL can be written to when the pair is split due to error.

Data: Cannot be written to.

Status: Can be written to only if the primary system can change S-VOL status
to PSUE; otherwise no.

Never: Can be written to.

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

Initial Copy Type

Entire Volume: Data is copied. The default.

None: Data is not copied.

Delta: Data is not copied. Cnt Ac-J and Cnt Ac-J Z only.

Cnt Ac-S and Cnt Ac-S Z only

Copy Pace

Number of tracks to be copied per remote I/O during the operation.

For Cnt Ac-S, the range is 1-15.

Cnt Ac-S Z options are 3 and 15.

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

Initial Copy Priority

Cnt Ac-S Z only.

CFW Data

Whether CFW (DASD fast write) data is copied to the S-VOL.

Primary Volume Only: Data is not copied to S-VOL (default).

Secondary Volume Copy: Data is copied to S-VOL.

Cnt Ac-S Z only.

DFW to Secondary Volume

Whether the local system splits the pair when the remote system cannot copy
DFW data to the S-VOL

Require: Splits the pair.

Not Require: Does not split.

Create Pairs wizard

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