3 relations between “cc” command issues and status – Hitachi TAGMASTORE MK-90RD011-25 User Manual
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Hitachi Command Control Interface (CCI) User and Reference Guide
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4.22.3 Relations between “cc” Command Issues and Status
The migration volumes can be handled by issuing the CCI commands (pair creation and pair
splitting commands). The validity of the specified operation is checked according to the
status of the paired volume (primary volume).
Table 4.52 shows the relations between the migration volume statuses and command
acceptances.
Table 4.52 Command Issues and Pairing Status Transition
Command: Pair Creation
Pair Splitting
Pairing Status
CC: -m cc
Simlex -S
c
SMPL
Accepted
dÆe
dÆf
Acceptable
d
COPY
È
Acceptable Accepted
e
PSUS
Accepted
c
f
PSUE
PDUB
Accepted
c
Explanation of terms in Table 4.52:
Accepted: A command is accepted and executed. When the command execution
succeeds, the status changes to that of the shown number.
Acceptable: No operation is executed, though a command is accepted.
Shaded portions: Command execution is rejected and the operation terminates
abnormally.
Notes:
Other commands and option (e.g., pairresync…) for operating a paired-volume are
rejected.
The “-m cc” option cannot be specified with “-split” option in the same command.