Pair operations

The following table lists the UR pair operations and provides the corresponding CCI commands.

Operation

Options

In HDvM - SN?

CCI

command and options

Create UR Pairs

Copy Type

Yes

paircreate

None

LU Selection

Yes

paircreate

None1

Base Secondary Volume

Yes

paircreate

None2

Mirror Selection

Yes

paircreate

None1

CTG ID

Yes

paircreate

-f[g] fence [CTG ID]

Initial Copy Type

Yes

paircreate

[-nocopy | -nocsus]

Initial Copy Priority

Yes

paircreate

None

Error Level

Yes

paircreate

-nomsg

Split Pairs

Secondary Volume Write

Yes

pairsplit

-rw

Split Mirrors

Secondary Volume Write

Yes

None

Split Mode

Yes

None

Resync Pairs

Copy Priority

Yes

pairresync

None

Error Level

Yes

pairresync

-nomsg

Resync Mirrors

None

Yes

None

Delete Mirrors

Delete Mode

Yes

None

Notes:

  1. The LU and Mirror options cannot be specified with the paircreate command. Instead, you must specify them in the configuration definition file, in advance, and then run the pair create command.
  2. The Base Secondary volume and the Secondary volumes options cannot be specified with the paircreate command. Instead, you must specify them in the configuration definition file, in advance, and then run the pair create command.