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

Table 42 Parameters for the FCWITHDR command (Compatible FlashCopy) (continued)
DescriptionValueParameter
Default setting. The relationships established on the copy target are
all withdrawn. The relationship is not established when the copy target
is online.
NO
Specifies the extent (the range to withdraw the relation) the starting
and ending addresses of the source and the starting and ending
Extent (range to withdraw the
relationship)
XTNTLST
addresses of the target with CCHH. Up to 32 extents can be specified.
When XTNTLST is not specified, the relationships on all the tracks are
withdrawn.
Specifies the extent (the range to withdraw the relationship) by setting
the starting and ending addresses of the source, and the starting and
Extent (range to withdraw the
relationship)
XXTNTLST
ending addresses of the target with ccccccch (cylinder and head
numbers), when either or both the copy source and target exceed
65,520 cylinders. Up to 32 extents can be specified. When XXTNTLST
is not specified, the data on all the tracks are withdrawn.
Resume the write operation from the host to the volumes that belong
to the same CU of the device specified by the DEVN parameter.
THAWACTION
Specifies the device number (device address) of the T-VOL on which
you want to perform the FCWITHDR command. To specify this number,
use the TDEVN parameter. YES is the default setting.
YESTGTUCB
Specifies the serial number, the CU number, and the LDEV number of
the T-VOL on which you want to perform the FCWITHDR command.
To specify this number, use the TARGET parameter instead of TDEVN.
NO
Specifies the serial number, the CU number, and the LDEV number of
the T-VOL on which you want to perform the FCWITHDR command.
Use this parameter when TGTUCB is NO.
Serial number, CU number, LDEV
number of the T-VOL
TARGET
You use the Remote FlashCopy function to withdraw the relationship.YESREMOTE
You do not use the Remote FlashCopy function.NO
NO is the default setting.
Specifies the serial number, the CU number and the LDEV number of
the S-VOL on which you want to perform the FCWITHDR command.
Serial number, the CU number and
the LDEV number of the S-VOL
SOURCE
Use this parameter when REMOTE is YES.
Specifies the SSID of the CU on which you withdraw the FlashCopy
relationship.
SSIDSSID
Use this parameter when REMOTE is YES.
To execute the XTNTLST or XXTNTLST parameter, the size of the copy source extent and the copy
target extent must be the same.
When the FCWITHDR command to release relationships established for copy operations is executed
with the following settings and parameters, certain results will proceed. Review the Results column
of the following table.
Table 43 Results from FCWITHDR command
ResultsParameterSetting
The relationships specified in the command are
withdrawn when the command is executed.
Unspecified
• DDSW parameter set to NO
• DDSW parameter un-set
The relationships specified in the command are
withdrawn.
Ongoing background copy operation is
stopped and cancelled.
Set in Copy mode while the
background copy operation
is in progress
76 Performing Compatible FlashCopy operations