HP XP Continuous Access Software - Manual (Page 71)

Figure 18 Shared CA XP Jour. pri. data vol. & BC XP P-VOL, & CA XP Jour. sec.
data vol. & BC XP P-VOL
• Continuous Access XP Journal/Business Copy XP configuration where a Business Copy XP S-VOL
in PSUS status is used as a Continuous Access XP Journal primary data volume
In
Figure 19 , the Business Copy XP S-VOL in PSUS status also functions as a Continuous Access XP
Journal primary data volume. This configuration allows Continuous Access XP Journal to make a
remote backup copy of the Business Copy XP S-VOL.
Figure 19 BC XP S-VOL in PSUS status functioning as CA XP Journal prim. data vol.
If a failure occurs and the Business Copy XP P-VOL is damaged (as shown in Figure 19 ), take the following
steps to copy data from the Continuous Access XP Journal secondary data volume to the Business Copy
XP P-VOL so data can be restored to the Business Copy XP P-VOL:
1. Execute the RAID Manager XP pairsplit -S command on the Business Copy XP pair to release the pair.
Figure 20 Restoring Business Copy XP P-VOLs, step 1
2. Execute the RAID Manager XP horctakeover command on the Continuous Access XP Journal pair to
reverse the copy direction and re-establish the pair.
Continuous Access XP Journal user guide 71