HP StorageWorks XP24000 Continuous Access Journal Software User and Reference Guide, v01 (T5278-96001, June 2007)

Figure 20 Restoring a B usiness Copy P-VO L - Step 6
Figure 21 Restoring a Business Copy P-VOL - Step 7
Figure 22 Restoring a Business Copy P-VOL - Step 8
Figure 23 Restoring a Business C opy P-VOL - Step 9
Continuous Access Synchronous (3DC Cascading Co
nfiguration)
The storage system provides a function to combine
Continuous Access Journal and Continuous Access
Synchronous. This combination is intended to ens
ure that the response time against h ost I/O s is
comparable, regardless of whether the distanc
e
between the primary a nd the secondary sites are short or
58
Preparing for Continuous Access Journal Operations