HP XP P9500 Storage User Manual

Page 48

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Table 24 Parameters for the FCESTABL command (Volume copying) (continued)

Description

Value

Parameter

Only the copied part from the S-VOL to the T-VOL of the established
relationship will be copied. You reverse the S-VOL and the T-VOL of the
relationship.

FRR

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

NO

PRESERVEMIRROR or
PRESMIR

Establishes the relationship using the Preserve Mirror FlashCopy function.
If the relationship cannot be established, the command is rejected.
TGTPPRIM(YES) must be specified as well.

REQUIRED or REQ

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

PREFERRED or PREF

using the existing FlashCopy-to-PPRC Primary Volume function.
TGTPPRIM(YES) must be specified as well.

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 perform volume copying:
1.

Set the T-VOL to offline.

2.

Without specifying the EXTENTS and XTNTLST parameters, execute the FCESTABL command.

3.

Change the VOLSER of the T-VOL.

When VTOC is copied, the VOLSER of the S-VOL and the T-VOL will become the same. This
step must be performed before setting the T-VOL back to online.

4.

Set the T-VOL back to online.

The following example shows another way that the FCESTABL command is used. In this example,
the FCESTABL command specifies that the data in the source device numbered 4202 is to be
copied to target device numbered 4203 by COPY mode while 4203 is online. Example of the
FCESTABL command (COPY mode):

FCESTABL SDEVN(X'4202') TDEVN(X'4203') MODE(COPY) ONLINTGT (YES)

Using DFMSdss to establish Compatible FlashCopy relationships by volumes

COPY FULL

is the DFSMSdss command that is used to process the Compatible FlashCopy volume

copy operation.

The following table shows the parameters that you can use with the DFSMSdss command when
you establish FC Z relationships by volumes:

Table 25 Parameters for DFSMdss, Volume copying

Description

Value

Parameter

The COPYVOLID command option enables you to select whether you
want to copy the ID label (VOLSER). When you specify COPYVOLID,

N/A

COPYVOLID *1

the ID label of the volume set as the source is copied to the volume set
as the target. When COPYVOLID command is executed, the volume
used as the target is set to offline automatically.

The COPYVOLID command had to be specified for volumes controlled
by SMS. However, when DUMPCONDITIONINO command added by
APAR OW45674 is specified, the VOLSER of the source volume is

48

Performing Compatible FlashCopy operations

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