Parameter name
Copy type
Function
CAJ
CAA
CA
BC
DRAIN
--
Y
--
--
Suspends the copy pair when all pending
data is synchronized after updating has
terminated.
Function for specifying how to
synchronize data at the time of
a suspension
FLUSH
Y
Y
--
--
Suspends the copy pair when data up until
the time of the suspend request is
synchronized.
PURGE
Y
Y
--
--
Suspends the copy pair when a suspend
request is issued, even if unsynchronized data
remains.
QUICK
--
--
--
Y
Suspends the copy pair so that the S-VOL can
be read or written even when data is being
copied.
QUICK mode function
FORWARD
Y
Y
Y
--
Suspends the copy pair so that the copy
direction goes from the primary site to the
secondary site.
Function for specifying the copy
direction after RESYNC
REVERSE
Y
Y
Y
--
Suspends the copy pair so that the copy
direction goes from the secondary site to the
primary site.
SELECT
Y
Y
Y
Y
Determines the copy pair to be manipulated
by the command according to the copy pair
status.
Function for selecting the copy
pair to be manipulated by the
command
Legend: Y: Can be specified; --: Cannot be specified
Parameters
STEM(
stem-name-1
)
~ <REXX prefix of 64 or fewer characters>
Specify the prefix of the name of the copy group structure that stores information about the copy
group for which you want to suspend the copy pair. Specify the same character string as the one
specified in the
STEM
parameter of the
YKLOAD
command that loaded the corresponding copy
group. You must also include a trailing period character.
MSG(
stem-name-2
)
~ <REXX prefix of 64 or fewer characters>
Specify an optional prefix for the name of the message structure used to store the messages to be
generated by this command. You must also include a trailing period character.
The message structure is initialized when the CLI command with the same name as the
MSG
parameter is specified.
{ATTIME(
timevalue
)|CANCEL|DRAIN|PURGE|FLUSH|QUICK|FORWARD|REVERSE}
If some of these parameters are specified, the last one specified is effective.
In CAA, it is assumed that the
DRAIN
parameter is specified if neither the
ATTIME
nor
CANCEL
parameter is specified and if none of
DRAIN
,
PURGE
, and
FLUSH
are specified.
In CAJ, it is assumed that the
FLUSH
parameter is specified if neither the
PURGE
nor
FLUSH
parameter is specified.
ATTIME(
timevalue
)
If you use the ATTIME suspend function, specify the time at which suspend processing is performed.
This parameter is valid for copy groups specified by consistency group ID. If you do not use the
CAJ ATTIME suspend function, this parameter cannot be specified for a remote storage system.
252 CLI Commands
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