HP XP7 for Compatible FlashCopy Mirroring User Guide (TK940-96001)

Table 47 Parameters for the ANTRQST macro command (REQUEST=FCWITHDRAW) (continued)
DescriptionValueParameter
Specifies the number (device address) of the device on which you want to perform
the FCWITHDRAW command with ACTION parameter.
Device numberDEVN
Resumes the write operation from the host to the volumes that belong to the same CU
of the device specified by the DEVN parameter.
THAWACTION
Obtains the return code and the reason code of the execution results. For details about
the codes, see the IBM manual.
Return valueRETINFO
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are withdrawn. The relationships are withdrawn after the contents of the volume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.
YESDDSW
Default setting. The relationships established on the copy target are all withdrawn.
For further information about this parameter, see (page 85).
NO
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
Copy source
extent (copy
range)
SRCEXTENTS
can be specified. When SRCEXTENTS is not specified, the relationships on all tracks
are withdrawn.
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
Copy target
extent (copy
range)
TGTEXTENTS
can be specified. When TGTEXTENTS is not specified, the relationships on all tracks
are withdrawn.
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
parameter. YES is the default setting.
YESTGTUCB
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, and TGTDVC parameters instead of TDEVN.
NO
Specifies the DKC device number of the T-VOL on which you want to perform the
FCWITHDRAW command. Use this parameter when the TGTUCB parameter is NO.
Serial numberTGTSERIAL
Specifies the LSS of the T-VOL on which you want to perform the FCWITHDRAW
command. Use this parameter when the TGTUCB parameter is NO.
LSSTGTLSS
Specifies the CCA of the T-VOL on which you want to perform the FCWITHDRAW
command. Use this parameter when the TGTUCB parameter is NO.
CCATGTDVC
Using z/VM CP to release Compatible FlashCopy relationships
The relationship that is established by the FLASHCOPY ESTABLISH command of the z/VM CP
commands is not released even after the completion of the copy.
To release a Compatible FlashCopy relationship, use the FLASHCOPY WITHDRAW command.
The parameters that are available with the FLASHCOPY WITHDRAW command are shown in the
following table:
88 Performing Compatible FlashCopy operations