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

ShadowImage for z/OS user guide 163
REQUEST=FCESTABLISH TGTDVC CCA Specifies the CCA of the T-VOL on which you want to
perform the FCESTABLISH command.
Use this subparameter when the TGTUCB
subparameter is NO.
REQUEST=FCWITHDRAW SDEVN Source Device Number Specifies the device number (device address) of the
S-VOL on which you want to perform the
FCWITHDRAW command.
TDEVN Device Number Specifies the number (device address) of the device on
which you want to perform the FCWITHDRAW
command with ACTION subparameter.
ACTION THAW Resumes the write operation from the host to the
volumes which belong to the same CU of the device
specified by the DEVN subparameter.
RETINFO ReturnValue Obtains the return code and the reason code of the
execution results. For details about the codes, please
refer to the IBM manual.
DDSW YES The relationships established on the volume specified
as the copy source by SDEVN are withdrawn. The
relationships are withdrawn after the contents of the
volume specified as the copy target by TDEVN are
fixed.
NO Default setting. The relationships established on the
copy target are all withdrawn.
SRCEXTENTS Copy source extent
(copy range)
Specifies the extent (the range to withdraw the
relationship) on the starting and ending addresses of
the source with CCHH (cylinder and head numbers).
Up to 32 extents can be specified.
When SRCEXTENTS is not specified, the relationships
on all tracks are withdrawn.
Copy target extent
(copy range)
Specifies the extent (the range to withdraw the
relationship) on the starting and ending addresses of
the target with CCHH (cylinder and head numbers). Up
to 32 extents can be specified.
When TGTEXTENTS is not specified, the relationships
on all tracks are withdrawn
TGTUCB YES Specifies the device number (device address) of the
T-VOL on which you want to perform the
FCWITHDRAW command. To specify this number, use
the TDEVN subparameter.
YES is the default setting.
NO Specifies the DKC device number (LDEV number) of the
T-VOL on which you want to perform the
FCWITHDRAW command. To specify this number, use
the TGTSERIAL, TGTLSS, TGTDVC subparameters
instead of TDEVN
TGTSERIAL Serial Number Specifies the DKC device number of the T-VOL on which
you want to perform the FCWITHDRAW command.
Use this subparameter when the TGTUCB
subparameter is NO.
Table 76 ANTRQST Macro Command Subparameters Supported by FlashCopy® Mirror Version 2
Command Subparameter Value Description