Hitachi ShadowImage for z/OS user guide (HIT9503-96007, October 2007)

ShadowImage for z/OS user guide 161
Table 76 ANTRQST Macro Command Subparameters Supported by FlashCopy® Mirror Version 2
Command Subparameter Value Description
REQUEST=FCESTABLISH SDEVN Source device number Specifies the device number (device address) of the
S-VOL on which you want to perform the FCESTABLISH
command.
TDEVN Targer device number Specifies the device number (device address) of the
T-VOL on which you want to perform the FCESTABLISH
command
INCREMENTAL YES Establishes a relationship including all the tracks in the
volume. If you specify YES for this parameter and
COPY for the MODE parameter, the relationship will
be maintained even after the background copying
process is completed, and the differential data between
the S-VOL and the T-VOL will be managed. As long as
the relationship is maintained, you cannot update the
T-VOL.
The differential data between the S-VOL and the T-VOL
will be copied when you execute the FCESTABL
command with INCREMENTAL parameter specified.
NO The relationship will be deleted after the background
copying process is completed.
NO is the default setting
TGTPPRIM YES Specify this parameter to use the FlashCopy Mirror
Version 2 T-VOL as the TrueCopy for z/OS M-VOL.
NO Specify this parameter not to use the FlashCopy Mirror
Version 2 T-VOL as the TrueCopy for z/OS M-VOL.
NO is the default setting.
SRCEXTENTS Copy source extent
(copy range)
Specifies the copy source extent (copy range) by setting
the starting and ending addresses of the source and
target with CCHH (cylinder and head numbers). Up to
32 extents can be specified.
When SRCEXTENTS is not specified, the data on all the
tracks are copied. Note that you cannot specify this
parameter if you specify YES for the INCREMENTAL
subparameter.
TGTEXTENTS Copy target extent
(copy range)
Specifies the copy target extent (copy range) by setting
the starting and ending addresses of the source and
target with CCHH (cylinder and head numbers). Up to
32 extents can be specified.
When TGTEXTENTS is not specified, the data on all the
tracks are copied. Note that you cannot specify this
parameter if you specify YES for the INCREMENTAL
subparameter.
RETINFO Return Value Obtains the return code and the reason code of the
execution results. For details about the codes, please
refer to the IBM manual.