23 restoring business copy xp p-vols, step 6, 24 restoring business copy xp p-vols, step 7, 25 restoring business copy xp p-vols, step 8 – HP StorageWorks XP Remote Web Console Software User Manual

Page 60: 26 restoring business copy xp p-vols, step 9, Combining continuous access xp

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60

Continuous Access XP Journal

6.

Execute the RAID Manager

pairsplit -S

command on the Business Copy XP pair to release the

pair (

Figure 23

).

Figure 23

Restoring Business Copy XP P-VOLs, step 6

7.

Execute the RAID Manager

paircreate

command on the Business Copy XP pair to copy in the

original direction (see

Figure 24

).

Figure 24

Restoring Business Copy XP P-VOLs, step 7

8.

Execute the RAID Manager

pairsplit -r

command on the Business Copy XP pair to put the pair in

PSUS status (see

Figure 25

).

Figure 25

Restoring Business Copy XP P-VOLs, step 8

9.

Execute the RAID Manager

pairresync

command on the Continuous Access XP Journal pair to

resynchronize the pair (see

Figure 26

).

Figure 26

Restoring Business Copy XP P-VOLs, step 9

Combining Continuous Access XP Journal with Continuous Access XP (3DC cascading

configuration)

The local disk array allows Continuous Access XP Journal and Continuous Access XP (synchronous) to be

combined. This combination is intended to ensure that the response time against host I/Os is comparable,

regardless of whether the distance between the primary and secondary sites is short or long. This

combination is also intended to ensure that the secondary site stores data that has been stored in the

primary site even if a failure occurs in the primary site. These intentions are fulfilled if remote copy

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