Pairsplit - HP StorageWorks P9000 Reference Manual

NOTE: The pairresync command must be issued after CA_Sync volume became S-VOL_SSWS
or P-VOL_COPY/PAIR through the horctakeover command.
Figure 6 Takeover example used to suspend a journal volume

pairsplit

The pairsplit command is used to split and delete volume pairs. This command stops updates to
the secondary volume of a pair and can either maintain (status = PSUS) or delete (status = SMPL)
the pairing status of the volumes. The pairsplit command can be applied to a paired logical volume
or a group of paired volumes. The pairsplit command allows read access or read/write access to
the secondary volume, depending on the selected options. When the pairsplit command is specified,
acceptance of write requests to the primary volume depends on the fence level of the pair (data,
status, never, or async).
Figure 7 Pair splitting
The primary volume's server is automatically detected by the pairsplit command, so the server does
not need to be specified in the pairsplit command parameters. If the -S option (simplex) is used,
28 Replication commands