HP XP P9500 Storage User Manual

Page 53

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Table 26 Parameters for the ICKDSF command (FLASHCPY ESTABLISH) (continued)

Description

Value

Parameter

The T-VOL can be set to online after the relationship is established.

YES

TGTCANCOMEONLINE or
TGTONLINE

The default setting of this parameter is YES.

The T-VOL cannot be set to online until the relationship is deleted.

NO

To be specified when the FC Z T-VOL and the Cnt Ac-S Z M-VOL
(or Cnt Ac-J Z P-VOL) are shared.

YES

TGTOKASPPRCPRIM

To be specified when the FC Z T-VOL and the Cnt Ac-S Z M-VOL
(or Cnt Ac-J Z P-VOL) are not shared.

NO

NO is the default setting.

Specifies the CU number, the LDEV number, or the device number
of the S-VOL when you use the Remote FlashCopy function.

CU number

LDEV number

SOURCEVOL or SRCVOL

Source device number

Establishes the relationship using the Preserve Mirror FlashCopy
function. If the relationship cannot be established, the system

REQUIRED

PRESERVEMIRROR or PRESMIR

rejects the command. TGTOKASPPRCPRIM(YES) must be specified
as well.

Establishes the relationship using the Preserve Mirror FlashCopy
function. If the relationship cannot be established, the copy

PREFERRED

operation is executed using the existing FlashCopy to PPRC
Primary Volume function. TGTOKASPPRCPRIM(YES) must be
specified as well.

Establishes the relationship without using the Preserve Mirror
FlashCopy function. If PRESERVEMIRROR is not specified, NO is
set by default.

NO

Can specify the target T-VOLs as TSE-VOLs.

YES

SETGTOK*

Cannot specify the target T-VOLs as TSE-VOLs.

NO

*Valid in Compatible FlashCopy SE.

To create an FC Z pair using the ICKDSF command FLASHCPY ESTABLISH:
1.

Set the T-VOL to offline.

If the ONLINTGT parameter is set to YES, the T-VOL will automatically be offline when creating
pairs.

2.

Specify the JCL statement in the DDNAME parameter, or specify the S-VOL device number in
the UNITADDRESS parameter.

3.

Specify the CU number, LDEV number, and device number of the T-VOL for the TARGETVOL
parameter.

4.

Execute the FLASHCPY ESTABLISH command, for example:

FLASHCPY ESTABLISH UNIT(X'7000')
TARGETVOL(X'00',X'01',7001) CHANOERECORDINO(YES)
ONLINTGT(YES)

Creating Compatible FlashCopy pairs using Incremental FlashCopy (Reverse Restore): FLASHCPY
ESTABLISH

To create Compatible FlashCopy pairs, you use the Incremental FlashCopy function and then
reverse the S-VOL and the T-VOL (Reverse Restore) so that the differential data is copied.

To create Compatible FlashCopy pairs:
1.

Set the T-VOL to offline.

Establishing relationships by volumes for Compatible FlashCopy

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